31318578480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{28813}}^1$

素因数の和:29483

約数の個数: 160

約数和(自身を含む): 111132601344

約数和(自身を除く): 79814022864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 647, 840, 1294, 1680, 1941, 2588, 3235, 3882, 4529, 5176, 6470, 7764, 9058, 9705, 10352, 12940, 13587, 15528, 18116, 19410, 22645, 25880, 27174, 28813, 31056, 36232, 38820, 45290, 51760, 54348, 57626, 67935, 72464, 77640, 86439, 90580, 108696, 115252, 135870, 144065, 155280, 172878, 181160, 201691, 217392, 230504, 271740, 288130, 345756, 362320, 403382, 432195, 461008, 543480, 576260, 605073, 691512, 806764, 864390, 1008455, 1086960, 1152520, 1210146, 1383024, 1613528, 1728780, 2016910, 2305040, 2420292, 3025365, 3227056, 3457560, 4033820, 4840584, 6050730, 6915120, 8067640, 9681168, 12101460, 16135280, 18642011, 24202920, 37284022, 48405840, 55926033, 74568044, 93210055, 111852066, 130494077, 149136088, 186420110, 223704132, 260988154, 279630165, 298272176, 372840220, 391482231, 447408264, 521976308, 559260330, 652470385, 745680440, 782964462, 894816528, 1043952616, 1118520660, 1304940770, 1491360880, 1565928924, 1957411155, 2087905232, 2237041320, 2609881540, 3131857848, 3914822310, 4474082640, 5219763080, 6263715696, 7829644620, 10439526160, 15659289240, 31318578480]

約数ペア:

[(1, 31318578480), (2, 15659289240), (3, 10439526160), (4, 7829644620), (5, 6263715696), (6, 5219763080), (7, 4474082640), (8, 3914822310), (10, 3131857848), (12, 2609881540), (14, 2237041320), (15, 2087905232), (16, 1957411155), (20, 1565928924), (21, 1491360880), (24, 1304940770), (28, 1118520660), (30, 1043952616), (35, 894816528), (40, 782964462), (42, 745680440), (48, 652470385), (56, 559260330), (60, 521976308), (70, 447408264), (80, 391482231), (84, 372840220), (105, 298272176), (112, 279630165), (120, 260988154), (140, 223704132), (168, 186420110), (210, 149136088), (240, 130494077), (280, 111852066), (336, 93210055), (420, 74568044), (560, 55926033), (647, 48405840), (840, 37284022), (1294, 24202920), (1680, 18642011), (1941, 16135280), (2588, 12101460), (3235, 9681168), (3882, 8067640), (4529, 6915120), (5176, 6050730), (6470, 4840584), (7764, 4033820), (9058, 3457560), (9705, 3227056), (10352, 3025365), (12940, 2420292), (13587, 2305040), (15528, 2016910), (18116, 1728780), (19410, 1613528), (22645, 1383024), (25880, 1210146), (27174, 1152520), (28813, 1086960), (31056, 1008455), (36232, 864390), (38820, 806764), (45290, 691512), (51760, 605073), (54348, 576260), (57626, 543480), (67935, 461008), (72464, 432195), (77640, 403382), (86439, 362320), (90580, 345756), (108696, 288130), (115252, 271740), (135870, 230504), (144065, 217392), (155280, 201691), (172878, 181160)]