161020470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{619}}^1$

素因数の和:694

約数の個数: 128

約数和(自身を含む): 449971200

約数和(自身を除く): 288950730

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 29, 30, 39, 46, 58, 65, 69, 78, 87, 115, 130, 138, 145, 174, 195, 230, 290, 299, 345, 377, 390, 435, 598, 619, 667, 690, 754, 870, 897, 1131, 1238, 1334, 1495, 1794, 1857, 1885, 2001, 2262, 2990, 3095, 3335, 3714, 3770, 4002, 4485, 5655, 6190, 6670, 8047, 8671, 8970, 9285, 10005, 11310, 14237, 16094, 17342, 17951, 18570, 20010, 24141, 26013, 28474, 35902, 40235, 42711, 43355, 48282, 52026, 53853, 71185, 80470, 85422, 86710, 89755, 107706, 120705, 130065, 142370, 179510, 185081, 213555, 233363, 241410, 260130, 269265, 370162, 412873, 427110, 466726, 538530, 555243, 700089, 825746, 925405, 1110486, 1166815, 1238619, 1400178, 1850810, 2064365, 2333630, 2477238, 2776215, 3500445, 4128730, 5367349, 5552430, 6193095, 7000890, 10734698, 12386190, 16102047, 26836745, 32204094, 53673490, 80510235, 161020470]

約数ペア:

[(1, 161020470), (2, 80510235), (3, 53673490), (5, 32204094), (6, 26836745), (10, 16102047), (13, 12386190), (15, 10734698), (23, 7000890), (26, 6193095), (29, 5552430), (30, 5367349), (39, 4128730), (46, 3500445), (58, 2776215), (65, 2477238), (69, 2333630), (78, 2064365), (87, 1850810), (115, 1400178), (130, 1238619), (138, 1166815), (145, 1110486), (174, 925405), (195, 825746), (230, 700089), (290, 555243), (299, 538530), (345, 466726), (377, 427110), (390, 412873), (435, 370162), (598, 269265), (619, 260130), (667, 241410), (690, 233363), (754, 213555), (870, 185081), (897, 179510), (1131, 142370), (1238, 130065), (1334, 120705), (1495, 107706), (1794, 89755), (1857, 86710), (1885, 85422), (2001, 80470), (2262, 71185), (2990, 53853), (3095, 52026), (3335, 48282), (3714, 43355), (3770, 42711), (4002, 40235), (4485, 35902), (5655, 28474), (6190, 26013), (6670, 24141), (8047, 20010), (8671, 18570), (8970, 17951), (9285, 17342), (10005, 16094), (11310, 14237)]