28653671480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{6301}}^1$

素因数の和:6577

約数の個数: 128

約数和(自身を含む): 74867760000

約数和(自身を除く): 46214088520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 149, 218, 280, 298, 436, 545, 596, 745, 763, 872, 1043, 1090, 1192, 1490, 1526, 2086, 2180, 2980, 3052, 3815, 4172, 4360, 5215, 5960, 6104, 6301, 7630, 8344, 10430, 12602, 15260, 16241, 20860, 25204, 30520, 31505, 32482, 41720, 44107, 50408, 63010, 64964, 81205, 88214, 113687, 126020, 129928, 162410, 176428, 220535, 227374, 252040, 324820, 352856, 441070, 454748, 568435, 649640, 686809, 882140, 909496, 938849, 1136870, 1373618, 1764280, 1877698, 2273740, 2747236, 3434045, 3755396, 4547480, 4694245, 4807663, 5494472, 6571943, 6868090, 7510792, 9388490, 9615326, 13143886, 13736180, 18776980, 19230652, 24038315, 26287772, 27472360, 32859715, 37553960, 38461304, 48076630, 52575544, 65719430, 96153260, 102334541, 131438860, 192306520, 204669082, 262877720, 409338164, 511672705, 716341787, 818676328, 1023345410, 1432683574, 2046690820, 2865367148, 3581708935, 4093381640, 5730734296, 7163417870, 14326835740, 28653671480]

約数ペア:

[(1, 28653671480), (2, 14326835740), (4, 7163417870), (5, 5730734296), (7, 4093381640), (8, 3581708935), (10, 2865367148), (14, 2046690820), (20, 1432683574), (28, 1023345410), (35, 818676328), (40, 716341787), (56, 511672705), (70, 409338164), (109, 262877720), (140, 204669082), (149, 192306520), (218, 131438860), (280, 102334541), (298, 96153260), (436, 65719430), (545, 52575544), (596, 48076630), (745, 38461304), (763, 37553960), (872, 32859715), (1043, 27472360), (1090, 26287772), (1192, 24038315), (1490, 19230652), (1526, 18776980), (2086, 13736180), (2180, 13143886), (2980, 9615326), (3052, 9388490), (3815, 7510792), (4172, 6868090), (4360, 6571943), (5215, 5494472), (5960, 4807663), (6104, 4694245), (6301, 4547480), (7630, 3755396), (8344, 3434045), (10430, 2747236), (12602, 2273740), (15260, 1877698), (16241, 1764280), (20860, 1373618), (25204, 1136870), (30520, 938849), (31505, 909496), (32482, 882140), (41720, 686809), (44107, 649640), (50408, 568435), (63010, 454748), (64964, 441070), (81205, 352856), (88214, 324820), (113687, 252040), (126020, 227374), (129928, 220535), (162410, 176428)]