780077520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{883}}^1$

素因数の和:1314

約数の個数: 160

約数和(自身を含む): 2696553600

約数和(自身を除く): 1916476080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 409, 432, 540, 720, 818, 883, 1080, 1227, 1636, 1766, 2045, 2160, 2454, 2649, 3272, 3532, 3681, 4090, 4415, 4908, 5298, 6135, 6544, 7064, 7362, 7947, 8180, 8830, 9816, 10596, 11043, 12270, 13245, 14128, 14724, 15894, 16360, 17660, 18405, 19632, 21192, 22086, 23841, 24540, 26490, 29448, 31788, 32720, 35320, 36810, 39735, 42384, 44172, 47682, 49080, 52980, 55215, 58896, 63576, 70640, 73620, 79470, 88344, 95364, 98160, 105960, 110430, 119205, 127152, 147240, 158940, 176688, 190728, 211920, 220860, 238410, 294480, 317880, 361147, 381456, 441720, 476820, 635760, 722294, 883440, 953640, 1083441, 1444588, 1805735, 1907280, 2166882, 2889176, 3250323, 3611470, 4333764, 5417205, 5778352, 6500646, 7222940, 8667528, 9750969, 10834410, 13001292, 14445880, 16251615, 17335056, 19501938, 21668820, 26002584, 28891760, 32503230, 39003876, 43337640, 48754845, 52005168, 65006460, 78007752, 86675280, 97509690, 130012920, 156015504, 195019380, 260025840, 390038760, 780077520]

約数ペア:

[(1, 780077520), (2, 390038760), (3, 260025840), (4, 195019380), (5, 156015504), (6, 130012920), (8, 97509690), (9, 86675280), (10, 78007752), (12, 65006460), (15, 52005168), (16, 48754845), (18, 43337640), (20, 39003876), (24, 32503230), (27, 28891760), (30, 26002584), (36, 21668820), (40, 19501938), (45, 17335056), (48, 16251615), (54, 14445880), (60, 13001292), (72, 10834410), (80, 9750969), (90, 8667528), (108, 7222940), (120, 6500646), (135, 5778352), (144, 5417205), (180, 4333764), (216, 3611470), (240, 3250323), (270, 2889176), (360, 2166882), (409, 1907280), (432, 1805735), (540, 1444588), (720, 1083441), (818, 953640), (883, 883440), (1080, 722294), (1227, 635760), (1636, 476820), (1766, 441720), (2045, 381456), (2160, 361147), (2454, 317880), (2649, 294480), (3272, 238410), (3532, 220860), (3681, 211920), (4090, 190728), (4415, 176688), (4908, 158940), (5298, 147240), (6135, 127152), (6544, 119205), (7064, 110430), (7362, 105960), (7947, 98160), (8180, 95364), (8830, 88344), (9816, 79470), (10596, 73620), (11043, 70640), (12270, 63576), (13245, 58896), (14128, 55215), (14724, 52980), (15894, 49080), (16360, 47682), (17660, 44172), (18405, 42384), (19632, 39735), (21192, 36810), (22086, 35320), (23841, 32720), (24540, 31788), (26490, 29448)]