42805620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1663}}^1$

素因数の和:1702

約数の個数: 144

約数和(自身を含む): 152635392

約数和(自身を除く): 109829772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1287, 1430, 1663, 1716, 1980, 2145, 2340, 2574, 2860, 3326, 4290, 4989, 5148, 6435, 6652, 8315, 8580, 9978, 12870, 14967, 16630, 18293, 19956, 21619, 24945, 25740, 29934, 33260, 36586, 43238, 49890, 54879, 59868, 64857, 73172, 74835, 86476, 91465, 99780, 108095, 109758, 129714, 149670, 164637, 182930, 194571, 216190, 219516, 237809, 259428, 274395, 299340, 324285, 329274, 365860, 389142, 432380, 475618, 548790, 648570, 658548, 713427, 778284, 823185, 951236, 972855, 1097580, 1189045, 1297140, 1426854, 1646370, 1945710, 2140281, 2378090, 2853708, 3292740, 3567135, 3891420, 4280562, 4756180, 7134270, 8561124, 10701405, 14268540, 21402810, 42805620]

約数ペア:

[(1, 42805620), (2, 21402810), (3, 14268540), (4, 10701405), (5, 8561124), (6, 7134270), (9, 4756180), (10, 4280562), (11, 3891420), (12, 3567135), (13, 3292740), (15, 2853708), (18, 2378090), (20, 2140281), (22, 1945710), (26, 1646370), (30, 1426854), (33, 1297140), (36, 1189045), (39, 1097580), (44, 972855), (45, 951236), (52, 823185), (55, 778284), (60, 713427), (65, 658548), (66, 648570), (78, 548790), (90, 475618), (99, 432380), (110, 389142), (117, 365860), (130, 329274), (132, 324285), (143, 299340), (156, 274395), (165, 259428), (180, 237809), (195, 219516), (198, 216190), (220, 194571), (234, 182930), (260, 164637), (286, 149670), (330, 129714), (390, 109758), (396, 108095), (429, 99780), (468, 91465), (495, 86476), (572, 74835), (585, 73172), (660, 64857), (715, 59868), (780, 54879), (858, 49890), (990, 43238), (1170, 36586), (1287, 33260), (1430, 29934), (1663, 25740), (1716, 24945), (1980, 21619), (2145, 19956), (2340, 18293), (2574, 16630), (2860, 14967), (3326, 12870), (4290, 9978), (4989, 8580), (5148, 8315), (6435, 6652)]