421932320

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:634

約数の個数: 96

約数和(自身を含む): 1036094976

約数和(自身を除く): 614162656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 257, 310, 331, 496, 514, 620, 662, 992, 1028, 1240, 1285, 1324, 1655, 2056, 2480, 2570, 2648, 3310, 4112, 4960, 5140, 5296, 6620, 7967, 8224, 10261, 10280, 10592, 13240, 15934, 20522, 20560, 26480, 31868, 39835, 41044, 41120, 51305, 52960, 63736, 79670, 82088, 85067, 102610, 127472, 159340, 164176, 170134, 205220, 254944, 318680, 328352, 340268, 410440, 425335, 637360, 680536, 820880, 850670, 1274720, 1361072, 1641760, 1701340, 2637077, 2722144, 3402680, 5274154, 6805360, 10548308, 13185385, 13610720, 21096616, 26370770, 42193232, 52741540, 84386464, 105483080, 210966160, 421932320]

約数ペア:

[(1, 421932320), (2, 210966160), (4, 105483080), (5, 84386464), (8, 52741540), (10, 42193232), (16, 26370770), (20, 21096616), (31, 13610720), (32, 13185385), (40, 10548308), (62, 6805360), (80, 5274154), (124, 3402680), (155, 2722144), (160, 2637077), (248, 1701340), (257, 1641760), (310, 1361072), (331, 1274720), (496, 850670), (514, 820880), (620, 680536), (662, 637360), (992, 425335), (1028, 410440), (1240, 340268), (1285, 328352), (1324, 318680), (1655, 254944), (2056, 205220), (2480, 170134), (2570, 164176), (2648, 159340), (3310, 127472), (4112, 102610), (4960, 85067), (5140, 82088), (5296, 79670), (6620, 63736), (7967, 52960), (8224, 51305), (10261, 41120), (10280, 41044), (10592, 39835), (13240, 31868), (15934, 26480), (20522, 20560)]