68854720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:690

約数の個数: 112

約数和(自身を含む): 184928256

約数和(自身を除く): 116073536

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 320, 341, 352, 440, 496, 620, 631, 682, 704, 880, 992, 1240, 1262, 1364, 1705, 1760, 1984, 2480, 2524, 2728, 3155, 3410, 3520, 4960, 5048, 5456, 6310, 6820, 6941, 9920, 10096, 10912, 12620, 13640, 13882, 19561, 20192, 21824, 25240, 27280, 27764, 34705, 39122, 40384, 50480, 54560, 55528, 69410, 78244, 97805, 100960, 109120, 111056, 138820, 156488, 195610, 201920, 215171, 222112, 277640, 312976, 391220, 430342, 444224, 555280, 625952, 782440, 860684, 1075855, 1110560, 1251904, 1564880, 1721368, 2151710, 2221120, 3129760, 3442736, 4303420, 6259520, 6885472, 8606840, 13770944, 17213680, 34427360, 68854720]

約数ペア:

[(1, 68854720), (2, 34427360), (4, 17213680), (5, 13770944), (8, 8606840), (10, 6885472), (11, 6259520), (16, 4303420), (20, 3442736), (22, 3129760), (31, 2221120), (32, 2151710), (40, 1721368), (44, 1564880), (55, 1251904), (62, 1110560), (64, 1075855), (80, 860684), (88, 782440), (110, 625952), (124, 555280), (155, 444224), (160, 430342), (176, 391220), (220, 312976), (248, 277640), (310, 222112), (320, 215171), (341, 201920), (352, 195610), (440, 156488), (496, 138820), (620, 111056), (631, 109120), (682, 100960), (704, 97805), (880, 78244), (992, 69410), (1240, 55528), (1262, 54560), (1364, 50480), (1705, 40384), (1760, 39122), (1984, 34705), (2480, 27764), (2524, 27280), (2728, 25240), (3155, 21824), (3410, 20192), (3520, 19561), (4960, 13882), (5048, 13640), (5456, 12620), (6310, 10912), (6820, 10096), (6941, 9920)]