20179945380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{673}}^1$

素因数の和:784

約数の個数: 384

約数和(自身を含む): 69569740800

約数和(自身を除く): 49389795420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 47, 49, 60, 62, 70, 84, 93, 94, 98, 105, 124, 140, 141, 147, 155, 186, 188, 196, 210, 217, 235, 245, 282, 294, 310, 329, 343, 372, 420, 434, 465, 470, 490, 564, 588, 620, 651, 658, 673, 686, 705, 735, 868, 930, 940, 980, 987, 1029, 1085, 1302, 1316, 1346, 1372, 1410, 1457, 1470, 1519, 1645, 1715, 1860, 1974, 2019, 2058, 2170, 2303, 2604, 2692, 2820, 2914, 2940, 3038, 3255, 3290, 3365, 3430, 3948, 4038, 4116, 4340, 4371, 4557, 4606, 4711, 4935, 5145, 5828, 6076, 6510, 6580, 6730, 6860, 6909, 7285, 7595, 8076, 8742, 9114, 9212, 9422, 9870, 10095, 10199, 10290, 10633, 11515, 13020, 13460, 13818, 14133, 14570, 15190, 16121, 17484, 18228, 18844, 19740, 20190, 20398, 20580, 20863, 21266, 21855, 22785, 23030, 23555, 27636, 28266, 29140, 30380, 30597, 31631, 31899, 32242, 32977, 34545, 40380, 40796, 41726, 42532, 43710, 45570, 46060, 47110, 48363, 50995, 53165, 56532, 61194, 62589, 63262, 63798, 64484, 65954, 69090, 70665, 71393, 80605, 83452, 87420, 91140, 94220, 94893, 96726, 98931, 101990, 104315, 106330, 122388, 125178, 126524, 127596, 131908, 138180, 141330, 142786, 146041, 152985, 158155, 159495, 161210, 164885, 189786, 193452, 197862, 203980, 208630, 212660, 214179, 221417, 230839, 241815, 250356, 282660, 285572, 292082, 305970, 312945, 316310, 318990, 322420, 329770, 356965, 379572, 395724, 417260, 428358, 438123, 442834, 461678, 474465, 483630, 494655, 499751, 584164, 611940, 625890, 632620, 637980, 659540, 664251, 692517, 713930, 730205, 856716, 876246, 885668, 923356, 948930, 967260, 980561, 989310, 999502, 1022287, 1070895, 1107085, 1154195, 1251780, 1328502, 1385034, 1427860, 1460410, 1499253, 1549919, 1752492, 1897860, 1961122, 1978620, 1999004, 2044574, 2141790, 2190615, 2214170, 2308390, 2498755, 2657004, 2770068, 2920820, 2941683, 2998506, 3066861, 3099838, 3321255, 3462585, 3922244, 4089148, 4283580, 4381230, 4428340, 4616780, 4649757, 4902805, 4997510, 5111435, 5883366, 5997012, 6133722, 6199676, 6642510, 6863927, 6925170, 7156009, 7496265, 7749595, 8762460, 9299514, 9805610, 9995020, 10222870, 10849433, 11766732, 12267444, 13285020, 13727854, 13850340, 14312018, 14708415, 14992530, 15334305, 15499190, 18599028, 19611220, 20445740, 20591781, 21468027, 21698866, 23248785, 27455708, 28624036, 29416830, 29985060, 30668610, 30998380, 32548299, 34319635, 35780045, 41183562, 42936054, 43397732, 46497570, 48047489, 54247165, 58833660, 61337220, 65096598, 68639270, 71560090, 82367124, 85872108, 92995140, 96094978, 102958905, 107340135, 108494330, 130193196, 137278540, 143120180, 144142467, 162741495, 192189956, 205917810, 214680270, 216988660, 240237445, 288284934, 325482990, 336332423, 411835620, 429360540, 480474890, 576569868, 650965980, 672664846, 720712335, 960949780, 1008997269, 1345329692, 1441424670, 1681662115, 2017994538, 2882849340, 3363324230, 4035989076, 5044986345, 6726648460, 10089972690, 20179945380]

約数ペア:

[(1, 20179945380), (2, 10089972690), (3, 6726648460), (4, 5044986345), (5, 4035989076), (6, 3363324230), (7, 2882849340), (10, 2017994538), (12, 1681662115), (14, 1441424670), (15, 1345329692), (20, 1008997269), (21, 960949780), (28, 720712335), (30, 672664846), (31, 650965980), (35, 576569868), (42, 480474890), (47, 429360540), (49, 411835620), (60, 336332423), (62, 325482990), (70, 288284934), (84, 240237445), (93, 216988660), (94, 214680270), (98, 205917810), (105, 192189956), (124, 162741495), (140, 144142467), (141, 143120180), (147, 137278540), (155, 130193196), (186, 108494330), (188, 107340135), (196, 102958905), (210, 96094978), (217, 92995140), (235, 85872108), (245, 82367124), (282, 71560090), (294, 68639270), (310, 65096598), (329, 61337220), (343, 58833660), (372, 54247165), (420, 48047489), (434, 46497570), (465, 43397732), (470, 42936054), (490, 41183562), (564, 35780045), (588, 34319635), (620, 32548299), (651, 30998380), (658, 30668610), (673, 29985060), (686, 29416830), (705, 28624036), (735, 27455708), (868, 23248785), (930, 21698866), (940, 21468027), (980, 20591781), (987, 20445740), (1029, 19611220), (1085, 18599028), (1302, 15499190), (1316, 15334305), (1346, 14992530), (1372, 14708415), (1410, 14312018), (1457, 13850340), (1470, 13727854), (1519, 13285020), (1645, 12267444), (1715, 11766732), (1860, 10849433), (1974, 10222870), (2019, 9995020), (2058, 9805610), (2170, 9299514), (2303, 8762460), (2604, 7749595), (2692, 7496265), (2820, 7156009), (2914, 6925170), (2940, 6863927), (3038, 6642510), (3255, 6199676), (3290, 6133722), (3365, 5997012), (3430, 5883366), (3948, 5111435), (4038, 4997510), (4116, 4902805), (4340, 4649757), (4371, 4616780), (4557, 4428340), (4606, 4381230), (4711, 4283580), (4935, 4089148), (5145, 3922244), (5828, 3462585), (6076, 3321255), (6510, 3099838), (6580, 3066861), (6730, 2998506), (6860, 2941683), (6909, 2920820), (7285, 2770068), (7595, 2657004), (8076, 2498755), (8742, 2308390), (9114, 2214170), (9212, 2190615), (9422, 2141790), (9870, 2044574), (10095, 1999004), (10199, 1978620), (10290, 1961122), (10633, 1897860), (11515, 1752492), (13020, 1549919), (13460, 1499253), (13818, 1460410), (14133, 1427860), (14570, 1385034), (15190, 1328502), (16121, 1251780), (17484, 1154195), (18228, 1107085), (18844, 1070895), (19740, 1022287), (20190, 999502), (20398, 989310), (20580, 980561), (20863, 967260), (21266, 948930), (21855, 923356), (22785, 885668), (23030, 876246), (23555, 856716), (27636, 730205), (28266, 713930), (29140, 692517), (30380, 664251), (30597, 659540), (31631, 637980), (31899, 632620), (32242, 625890), (32977, 611940), (34545, 584164), (40380, 499751), (40796, 494655), (41726, 483630), (42532, 474465), (43710, 461678), (45570, 442834), (46060, 438123), (47110, 428358), (48363, 417260), (50995, 395724), (53165, 379572), (56532, 356965), (61194, 329770), (62589, 322420), (63262, 318990), (63798, 316310), (64484, 312945), (65954, 305970), (69090, 292082), (70665, 285572), (71393, 282660), (80605, 250356), (83452, 241815), (87420, 230839), (91140, 221417), (94220, 214179), (94893, 212660), (96726, 208630), (98931, 203980), (101990, 197862), (104315, 193452), (106330, 189786), (122388, 164885), (125178, 161210), (126524, 159495), (127596, 158155), (131908, 152985), (138180, 146041), (141330, 142786)]