221542020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:144

約数の個数: 384

約数和(自身を含む): 851558400

約数和(自身を除く): 630016380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 29, 30, 35, 36, 42, 43, 45, 47, 54, 58, 60, 63, 70, 84, 86, 87, 90, 94, 105, 108, 116, 126, 129, 135, 140, 141, 145, 172, 174, 180, 188, 189, 203, 210, 215, 235, 252, 258, 261, 270, 282, 290, 301, 315, 329, 348, 378, 387, 406, 420, 423, 430, 435, 470, 516, 522, 540, 564, 580, 602, 609, 630, 645, 658, 705, 756, 774, 783, 812, 846, 860, 870, 903, 940, 945, 987, 1015, 1044, 1161, 1204, 1218, 1247, 1260, 1269, 1290, 1305, 1316, 1363, 1410, 1505, 1548, 1566, 1645, 1692, 1740, 1806, 1827, 1890, 1935, 1974, 2021, 2030, 2115, 2322, 2436, 2494, 2538, 2580, 2610, 2709, 2726, 2820, 2961, 3010, 3045, 3132, 3290, 3612, 3654, 3741, 3780, 3870, 3915, 3948, 4042, 4060, 4089, 4230, 4515, 4644, 4935, 4988, 5076, 5220, 5418, 5452, 5481, 5805, 5922, 6020, 6063, 6090, 6235, 6345, 6580, 6815, 7308, 7482, 7740, 7830, 8084, 8127, 8178, 8460, 8729, 8883, 9030, 9135, 9541, 9870, 10105, 10836, 10962, 11223, 11610, 11844, 12126, 12180, 12267, 12470, 12690, 13545, 13630, 14147, 14805, 14964, 15660, 16254, 16356, 17458, 17766, 18060, 18189, 18270, 18705, 19082, 19740, 20210, 20445, 21924, 22446, 23220, 24252, 24534, 24940, 25380, 26187, 27090, 27260, 27405, 28294, 28623, 29610, 30315, 32508, 33669, 34916, 35532, 36378, 36540, 36801, 37410, 38164, 40420, 40635, 40890, 42441, 43645, 44415, 44892, 47705, 49068, 52374, 54180, 54567, 54810, 56115, 56588, 57246, 58609, 59220, 60630, 61335, 67338, 70735, 72756, 73602, 74820, 78561, 81270, 81780, 84882, 85869, 87290, 88830, 90945, 95410, 104748, 109134, 109620, 112230, 114492, 117218, 121260, 122670, 127323, 130935, 134676, 141470, 143115, 147204, 157122, 162540, 168345, 169764, 171738, 174580, 175827, 177660, 181890, 184005, 190820, 212205, 218268, 224460, 234436, 235683, 245340, 254646, 257607, 261870, 272835, 282940, 286230, 293045, 314244, 336690, 343476, 351654, 363780, 368010, 381969, 392805, 410263, 424410, 429345, 471366, 509292, 515214, 523740, 527481, 545670, 572460, 586090, 636615, 673380, 703308, 736020, 763938, 785610, 820526, 848820, 858690, 879135, 942732, 1030428, 1054962, 1091340, 1172180, 1178415, 1230789, 1273230, 1288035, 1527876, 1571220, 1582443, 1641052, 1717380, 1758270, 1909845, 2051315, 2109924, 2356830, 2461578, 2546460, 2576070, 2637405, 3164886, 3516540, 3692367, 3819690, 4102630, 4713660, 4923156, 5152140, 5274810, 6153945, 6329772, 7384734, 7639380, 7912215, 8205260, 10549620, 11077101, 12307890, 14769468, 15824430, 18461835, 22154202, 24615780, 31648860, 36923670, 44308404, 55385505, 73847340, 110771010, 221542020]

約数ペア:

[(1, 221542020), (2, 110771010), (3, 73847340), (4, 55385505), (5, 44308404), (6, 36923670), (7, 31648860), (9, 24615780), (10, 22154202), (12, 18461835), (14, 15824430), (15, 14769468), (18, 12307890), (20, 11077101), (21, 10549620), (27, 8205260), (28, 7912215), (29, 7639380), (30, 7384734), (35, 6329772), (36, 6153945), (42, 5274810), (43, 5152140), (45, 4923156), (47, 4713660), (54, 4102630), (58, 3819690), (60, 3692367), (63, 3516540), (70, 3164886), (84, 2637405), (86, 2576070), (87, 2546460), (90, 2461578), (94, 2356830), (105, 2109924), (108, 2051315), (116, 1909845), (126, 1758270), (129, 1717380), (135, 1641052), (140, 1582443), (141, 1571220), (145, 1527876), (172, 1288035), (174, 1273230), (180, 1230789), (188, 1178415), (189, 1172180), (203, 1091340), (210, 1054962), (215, 1030428), (235, 942732), (252, 879135), (258, 858690), (261, 848820), (270, 820526), (282, 785610), (290, 763938), (301, 736020), (315, 703308), (329, 673380), (348, 636615), (378, 586090), (387, 572460), (406, 545670), (420, 527481), (423, 523740), (430, 515214), (435, 509292), (470, 471366), (516, 429345), (522, 424410), (540, 410263), (564, 392805), (580, 381969), (602, 368010), (609, 363780), (630, 351654), (645, 343476), (658, 336690), (705, 314244), (756, 293045), (774, 286230), (783, 282940), (812, 272835), (846, 261870), (860, 257607), (870, 254646), (903, 245340), (940, 235683), (945, 234436), (987, 224460), (1015, 218268), (1044, 212205), (1161, 190820), (1204, 184005), (1218, 181890), (1247, 177660), (1260, 175827), (1269, 174580), (1290, 171738), (1305, 169764), (1316, 168345), (1363, 162540), (1410, 157122), (1505, 147204), (1548, 143115), (1566, 141470), (1645, 134676), (1692, 130935), (1740, 127323), (1806, 122670), (1827, 121260), (1890, 117218), (1935, 114492), (1974, 112230), (2021, 109620), (2030, 109134), (2115, 104748), (2322, 95410), (2436, 90945), (2494, 88830), (2538, 87290), (2580, 85869), (2610, 84882), (2709, 81780), (2726, 81270), (2820, 78561), (2961, 74820), (3010, 73602), (3045, 72756), (3132, 70735), (3290, 67338), (3612, 61335), (3654, 60630), (3741, 59220), (3780, 58609), (3870, 57246), (3915, 56588), (3948, 56115), (4042, 54810), (4060, 54567), (4089, 54180), (4230, 52374), (4515, 49068), (4644, 47705), (4935, 44892), (4988, 44415), (5076, 43645), (5220, 42441), (5418, 40890), (5452, 40635), (5481, 40420), (5805, 38164), (5922, 37410), (6020, 36801), (6063, 36540), (6090, 36378), (6235, 35532), (6345, 34916), (6580, 33669), (6815, 32508), (7308, 30315), (7482, 29610), (7740, 28623), (7830, 28294), (8084, 27405), (8127, 27260), (8178, 27090), (8460, 26187), (8729, 25380), (8883, 24940), (9030, 24534), (9135, 24252), (9541, 23220), (9870, 22446), (10105, 21924), (10836, 20445), (10962, 20210), (11223, 19740), (11610, 19082), (11844, 18705), (12126, 18270), (12180, 18189), (12267, 18060), (12470, 17766), (12690, 17458), (13545, 16356), (13630, 16254), (14147, 15660), (14805, 14964)]