18578624940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{491}}^1\times {\mathrm{23357}}^1$

素因数の和:23869

約数の個数: 120

約数和(自身を含む): 58403035152

約数和(自身を除く): 39824410212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 491, 540, 810, 982, 1473, 1620, 1964, 2455, 2946, 4419, 4910, 5892, 7365, 8838, 9820, 13257, 14730, 17676, 22095, 23357, 26514, 29460, 39771, 44190, 46714, 53028, 66285, 70071, 79542, 88380, 93428, 116785, 132570, 140142, 159084, 198855, 210213, 233570, 265140, 280284, 350355, 397710, 420426, 467140, 630639, 700710, 795420, 840852, 1051065, 1261278, 1401420, 1891917, 2102130, 2522556, 3153195, 3783834, 4204260, 6306390, 7567668, 9459585, 11468287, 12612780, 18919170, 22936574, 34404861, 37838340, 45873148, 57341435, 68809722, 103214583, 114682870, 137619444, 172024305, 206429166, 229365740, 309643749, 344048610, 412858332, 516072915, 619287498, 688097220, 928931247, 1032145830, 1238574996, 1548218745, 1857862494, 2064291660, 3096437490, 3715724988, 4644656235, 6192874980, 9289312470, 18578624940]

約数ペア:

[(1, 18578624940), (2, 9289312470), (3, 6192874980), (4, 4644656235), (5, 3715724988), (6, 3096437490), (9, 2064291660), (10, 1857862494), (12, 1548218745), (15, 1238574996), (18, 1032145830), (20, 928931247), (27, 688097220), (30, 619287498), (36, 516072915), (45, 412858332), (54, 344048610), (60, 309643749), (81, 229365740), (90, 206429166), (108, 172024305), (135, 137619444), (162, 114682870), (180, 103214583), (270, 68809722), (324, 57341435), (405, 45873148), (491, 37838340), (540, 34404861), (810, 22936574), (982, 18919170), (1473, 12612780), (1620, 11468287), (1964, 9459585), (2455, 7567668), (2946, 6306390), (4419, 4204260), (4910, 3783834), (5892, 3153195), (7365, 2522556), (8838, 2102130), (9820, 1891917), (13257, 1401420), (14730, 1261278), (17676, 1051065), (22095, 840852), (23357, 795420), (26514, 700710), (29460, 630639), (39771, 467140), (44190, 420426), (46714, 397710), (53028, 350355), (66285, 280284), (70071, 265140), (79542, 233570), (88380, 210213), (93428, 198855), (116785, 159084), (132570, 140142)]