1397188160

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{977}}^1$

素因数の和:1144

約数の個数: 112

約数和(自身を含む): 3442990320

約数和(自身を除く): 2045802160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 109, 160, 164, 205, 218, 320, 328, 410, 436, 545, 656, 820, 872, 977, 1090, 1312, 1640, 1744, 1954, 2180, 2624, 3280, 3488, 3908, 4360, 4469, 4885, 6560, 6976, 7816, 8720, 8938, 9770, 13120, 15632, 17440, 17876, 19540, 22345, 31264, 34880, 35752, 39080, 40057, 44690, 62528, 71504, 78160, 80114, 89380, 106493, 143008, 156320, 160228, 178760, 200285, 212986, 286016, 312640, 320456, 357520, 400570, 425972, 532465, 640912, 715040, 801140, 851944, 1064930, 1281824, 1430080, 1602280, 1703888, 2129860, 2563648, 3204560, 3407776, 4259720, 4366213, 6409120, 6815552, 8519440, 8732426, 12818240, 17038880, 17464852, 21831065, 34077760, 34929704, 43662130, 69859408, 87324260, 139718816, 174648520, 279437632, 349297040, 698594080, 1397188160]

約数ペア:

[(1, 1397188160), (2, 698594080), (4, 349297040), (5, 279437632), (8, 174648520), (10, 139718816), (16, 87324260), (20, 69859408), (32, 43662130), (40, 34929704), (41, 34077760), (64, 21831065), (80, 17464852), (82, 17038880), (109, 12818240), (160, 8732426), (164, 8519440), (205, 6815552), (218, 6409120), (320, 4366213), (328, 4259720), (410, 3407776), (436, 3204560), (545, 2563648), (656, 2129860), (820, 1703888), (872, 1602280), (977, 1430080), (1090, 1281824), (1312, 1064930), (1640, 851944), (1744, 801140), (1954, 715040), (2180, 640912), (2624, 532465), (3280, 425972), (3488, 400570), (3908, 357520), (4360, 320456), (4469, 312640), (4885, 286016), (6560, 212986), (6976, 200285), (7816, 178760), (8720, 160228), (8938, 156320), (9770, 143008), (13120, 106493), (15632, 89380), (17440, 80114), (17876, 78160), (19540, 71504), (22345, 62528), (31264, 44690), (34880, 40057), (35752, 39080)]