71815920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2473}}^1$

素因数の和:2511

約数の個数: 120

約数和(自身を含む): 244807248

約数和(自身を除く): 172991328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 121, 132, 165, 176, 220, 240, 242, 264, 330, 363, 440, 484, 528, 605, 660, 726, 880, 968, 1210, 1320, 1452, 1815, 1936, 2420, 2473, 2640, 2904, 3630, 4840, 4946, 5808, 7260, 7419, 9680, 9892, 12365, 14520, 14838, 19784, 24730, 27203, 29040, 29676, 37095, 39568, 49460, 54406, 59352, 74190, 81609, 98920, 108812, 118704, 136015, 148380, 163218, 197840, 217624, 272030, 296760, 299233, 326436, 408045, 435248, 544060, 593520, 598466, 652872, 816090, 897699, 1088120, 1196932, 1305744, 1496165, 1632180, 1795398, 2176240, 2393864, 2992330, 3264360, 3590796, 4488495, 4787728, 5984660, 6528720, 7181592, 8976990, 11969320, 14363184, 17953980, 23938640, 35907960, 71815920]

約数ペア:

[(1, 71815920), (2, 35907960), (3, 23938640), (4, 17953980), (5, 14363184), (6, 11969320), (8, 8976990), (10, 7181592), (11, 6528720), (12, 5984660), (15, 4787728), (16, 4488495), (20, 3590796), (22, 3264360), (24, 2992330), (30, 2393864), (33, 2176240), (40, 1795398), (44, 1632180), (48, 1496165), (55, 1305744), (60, 1196932), (66, 1088120), (80, 897699), (88, 816090), (110, 652872), (120, 598466), (121, 593520), (132, 544060), (165, 435248), (176, 408045), (220, 326436), (240, 299233), (242, 296760), (264, 272030), (330, 217624), (363, 197840), (440, 163218), (484, 148380), (528, 136015), (605, 118704), (660, 108812), (726, 98920), (880, 81609), (968, 74190), (1210, 59352), (1320, 54406), (1452, 49460), (1815, 39568), (1936, 37095), (2420, 29676), (2473, 29040), (2640, 27203), (2904, 24730), (3630, 19784), (4840, 14838), (4946, 14520), (5808, 12365), (7260, 9892), (7419, 9680)]