998709660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{426799}}^1$

素因数の和:426827

約数の個数: 72

約数和(自身を含む): 3262459200

約数和(自身を除く): 2263749540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 426799, 853598, 1280397, 1707196, 2133995, 2560794, 3841191, 4267990, 5121588, 5548387, 6401985, 7682382, 8535980, 11096774, 12803970, 15364764, 16645161, 19205955, 22193548, 25607940, 27741935, 33290322, 38411910, 49935483, 55483870, 66580644, 76823820, 83225805, 99870966, 110967740, 166451610, 199741932, 249677415, 332903220, 499354830, 998709660]

約数ペア:

[(1, 998709660), (2, 499354830), (3, 332903220), (4, 249677415), (5, 199741932), (6, 166451610), (9, 110967740), (10, 99870966), (12, 83225805), (13, 76823820), (15, 66580644), (18, 55483870), (20, 49935483), (26, 38411910), (30, 33290322), (36, 27741935), (39, 25607940), (45, 22193548), (52, 19205955), (60, 16645161), (65, 15364764), (78, 12803970), (90, 11096774), (117, 8535980), (130, 7682382), (156, 6401985), (180, 5548387), (195, 5121588), (234, 4267990), (260, 3841191), (390, 2560794), (468, 2133995), (585, 1707196), (780, 1280397), (1170, 853598), (2340, 426799)]