2018129080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1481}}^1$

素因数の和:1685

約数の個数: 128

約数和(自身を含む): 5249836800

約数和(自身を除く): 3231707720

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 163, 190, 209, 220, 326, 380, 418, 440, 652, 760, 815, 836, 1045, 1304, 1481, 1630, 1672, 1793, 2090, 2962, 3097, 3260, 3586, 4180, 5924, 6194, 6520, 7172, 7405, 8360, 8965, 11848, 12388, 14344, 14810, 15485, 16291, 17930, 24776, 28139, 29620, 30970, 32582, 34067, 35860, 56278, 59240, 61940, 65164, 68134, 71720, 81455, 112556, 123880, 130328, 136268, 140695, 162910, 170335, 225112, 241403, 272536, 281390, 309529, 325820, 340670, 482806, 562780, 619058, 651640, 681340, 965612, 1125560, 1207015, 1238116, 1362680, 1547645, 1931224, 2414030, 2476232, 2655433, 3095290, 4586657, 4828060, 5310866, 6190580, 9173314, 9656120, 10621732, 12381160, 13277165, 18346628, 21243464, 22933285, 26554330, 36693256, 45866570, 50453227, 53108660, 91733140, 100906454, 106217320, 183466280, 201812908, 252266135, 403625816, 504532270, 1009064540, 2018129080]

約数ペア:

[(1, 2018129080), (2, 1009064540), (4, 504532270), (5, 403625816), (8, 252266135), (10, 201812908), (11, 183466280), (19, 106217320), (20, 100906454), (22, 91733140), (38, 53108660), (40, 50453227), (44, 45866570), (55, 36693256), (76, 26554330), (88, 22933285), (95, 21243464), (110, 18346628), (152, 13277165), (163, 12381160), (190, 10621732), (209, 9656120), (220, 9173314), (326, 6190580), (380, 5310866), (418, 4828060), (440, 4586657), (652, 3095290), (760, 2655433), (815, 2476232), (836, 2414030), (1045, 1931224), (1304, 1547645), (1481, 1362680), (1630, 1238116), (1672, 1207015), (1793, 1125560), (2090, 965612), (2962, 681340), (3097, 651640), (3260, 619058), (3586, 562780), (4180, 482806), (5924, 340670), (6194, 325820), (6520, 309529), (7172, 281390), (7405, 272536), (8360, 241403), (8965, 225112), (11848, 170335), (12388, 162910), (14344, 140695), (14810, 136268), (15485, 130328), (16291, 123880), (17930, 112556), (24776, 81455), (28139, 71720), (29620, 68134), (30970, 65164), (32582, 61940), (34067, 59240), (35860, 56278)]