1728343620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4243}}^1$

素因数の和:4362

約数の個数: 144

約数和(自身を含む): 5487186432

約数和(自身を除く): 3758842812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 73, 90, 93, 124, 146, 155, 180, 186, 219, 279, 292, 310, 365, 372, 438, 465, 558, 620, 657, 730, 876, 930, 1095, 1116, 1314, 1395, 1460, 1860, 2190, 2263, 2628, 2790, 3285, 4243, 4380, 4526, 5580, 6570, 6789, 8486, 9052, 11315, 12729, 13140, 13578, 16972, 20367, 21215, 22630, 25458, 27156, 33945, 38187, 40734, 42430, 45260, 50916, 63645, 67890, 76374, 81468, 84860, 101835, 127290, 131533, 135780, 152748, 190935, 203670, 254580, 263066, 309739, 381870, 394599, 407340, 526132, 619478, 657665, 763740, 789198, 929217, 1183797, 1238956, 1315330, 1548695, 1578396, 1858434, 1972995, 2367594, 2630660, 2787651, 3097390, 3716868, 3945990, 4646085, 4735188, 5575302, 5918985, 6194780, 7891980, 9292170, 9601909, 11150604, 11837970, 13938255, 18584340, 19203818, 23675940, 27876510, 28805727, 38407636, 48009545, 55753020, 57611454, 86417181, 96019090, 115222908, 144028635, 172834362, 192038180, 288057270, 345668724, 432085905, 576114540, 864171810, 1728343620]

約数ペア:

[(1, 1728343620), (2, 864171810), (3, 576114540), (4, 432085905), (5, 345668724), (6, 288057270), (9, 192038180), (10, 172834362), (12, 144028635), (15, 115222908), (18, 96019090), (20, 86417181), (30, 57611454), (31, 55753020), (36, 48009545), (45, 38407636), (60, 28805727), (62, 27876510), (73, 23675940), (90, 19203818), (93, 18584340), (124, 13938255), (146, 11837970), (155, 11150604), (180, 9601909), (186, 9292170), (219, 7891980), (279, 6194780), (292, 5918985), (310, 5575302), (365, 4735188), (372, 4646085), (438, 3945990), (465, 3716868), (558, 3097390), (620, 2787651), (657, 2630660), (730, 2367594), (876, 1972995), (930, 1858434), (1095, 1578396), (1116, 1548695), (1314, 1315330), (1395, 1238956), (1460, 1183797), (1860, 929217), (2190, 789198), (2263, 763740), (2628, 657665), (2790, 619478), (3285, 526132), (4243, 407340), (4380, 394599), (4526, 381870), (5580, 309739), (6570, 263066), (6789, 254580), (8486, 203670), (9052, 190935), (11315, 152748), (12729, 135780), (13140, 131533), (13578, 127290), (16972, 101835), (20367, 84860), (21215, 81468), (22630, 76374), (25458, 67890), (27156, 63645), (33945, 50916), (38187, 45260), (40734, 42430)]