1867883920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:886

約数の個数: 240

約数和(自身を含む): 5496076800

約数和(自身を除く): 3628192880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 49, 56, 62, 70, 76, 80, 95, 98, 112, 124, 133, 140, 152, 155, 190, 196, 217, 245, 248, 266, 280, 304, 310, 380, 392, 434, 490, 496, 532, 560, 589, 620, 665, 760, 784, 809, 868, 931, 980, 1064, 1085, 1178, 1240, 1330, 1519, 1520, 1618, 1736, 1862, 1960, 2128, 2170, 2356, 2480, 2660, 2945, 3038, 3236, 3472, 3724, 3920, 4045, 4123, 4340, 4655, 4712, 5320, 5663, 5890, 6076, 6472, 7448, 7595, 8090, 8246, 8680, 9310, 9424, 10640, 11326, 11780, 12152, 12944, 14896, 15190, 15371, 16180, 16492, 17360, 18620, 20615, 22652, 23560, 24304, 25079, 28315, 28861, 30380, 30742, 32360, 32984, 37240, 39641, 41230, 45304, 47120, 50158, 56630, 57722, 60760, 61484, 64720, 65968, 74480, 76855, 79282, 82460, 90608, 100316, 107597, 113260, 115444, 121520, 122968, 125395, 144305, 153710, 158564, 164920, 175553, 198205, 200632, 215194, 226520, 230888, 245936, 250790, 288610, 307420, 317128, 329840, 351106, 396410, 401264, 430388, 453040, 461776, 476501, 501580, 537985, 577220, 614840, 634256, 702212, 753179, 792820, 860776, 877765, 953002, 1003160, 1075970, 1154440, 1228871, 1229680, 1404424, 1506358, 1585640, 1721552, 1755530, 1906004, 2006320, 2151940, 2308880, 2382505, 2457742, 2808848, 3012716, 3171280, 3335507, 3511060, 3765895, 3812008, 4303880, 4765010, 4915484, 6025432, 6144355, 6671014, 7022120, 7531790, 7624016, 8607760, 9530020, 9830968, 12050864, 12288710, 13342028, 14044240, 15063580, 16677535, 19060040, 19661936, 23348549, 24577420, 26684056, 30127160, 33355070, 38120080, 46697098, 49154840, 53368112, 60254320, 66710140, 93394196, 98309680, 116742745, 133420280, 186788392, 233485490, 266840560, 373576784, 466970980, 933941960, 1867883920]

約数ペア:

[(1, 1867883920), (2, 933941960), (4, 466970980), (5, 373576784), (7, 266840560), (8, 233485490), (10, 186788392), (14, 133420280), (16, 116742745), (19, 98309680), (20, 93394196), (28, 66710140), (31, 60254320), (35, 53368112), (38, 49154840), (40, 46697098), (49, 38120080), (56, 33355070), (62, 30127160), (70, 26684056), (76, 24577420), (80, 23348549), (95, 19661936), (98, 19060040), (112, 16677535), (124, 15063580), (133, 14044240), (140, 13342028), (152, 12288710), (155, 12050864), (190, 9830968), (196, 9530020), (217, 8607760), (245, 7624016), (248, 7531790), (266, 7022120), (280, 6671014), (304, 6144355), (310, 6025432), (380, 4915484), (392, 4765010), (434, 4303880), (490, 3812008), (496, 3765895), (532, 3511060), (560, 3335507), (589, 3171280), (620, 3012716), (665, 2808848), (760, 2457742), (784, 2382505), (809, 2308880), (868, 2151940), (931, 2006320), (980, 1906004), (1064, 1755530), (1085, 1721552), (1178, 1585640), (1240, 1506358), (1330, 1404424), (1519, 1229680), (1520, 1228871), (1618, 1154440), (1736, 1075970), (1862, 1003160), (1960, 953002), (2128, 877765), (2170, 860776), (2356, 792820), (2480, 753179), (2660, 702212), (2945, 634256), (3038, 614840), (3236, 577220), (3472, 537985), (3724, 501580), (3920, 476501), (4045, 461776), (4123, 453040), (4340, 430388), (4655, 401264), (4712, 396410), (5320, 351106), (5663, 329840), (5890, 317128), (6076, 307420), (6472, 288610), (7448, 250790), (7595, 245936), (8090, 230888), (8246, 226520), (8680, 215194), (9310, 200632), (9424, 198205), (10640, 175553), (11326, 164920), (11780, 158564), (12152, 153710), (12944, 144305), (14896, 125395), (15190, 122968), (15371, 121520), (16180, 115444), (16492, 113260), (17360, 107597), (18620, 100316), (20615, 90608), (22652, 82460), (23560, 79282), (24304, 76855), (25079, 74480), (28315, 65968), (28861, 64720), (30380, 61484), (30742, 60760), (32360, 57722), (32984, 56630), (37240, 50158), (39641, 47120), (41230, 45304)]