1557241680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{3571}}^1$

素因数の和:3689

約数の個数: 160

約数和(自身を含む): 5102530560

約数和(自身を除く): 3545288880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 79, 80, 92, 115, 120, 138, 158, 184, 230, 237, 240, 276, 316, 345, 368, 395, 460, 474, 552, 632, 690, 790, 920, 948, 1104, 1185, 1264, 1380, 1580, 1817, 1840, 1896, 2370, 2760, 3160, 3571, 3634, 3792, 4740, 5451, 5520, 6320, 7142, 7268, 9085, 9480, 10713, 10902, 14284, 14536, 17855, 18170, 18960, 21426, 21804, 27255, 28568, 29072, 35710, 36340, 42852, 43608, 53565, 54510, 57136, 71420, 72680, 82133, 85704, 87216, 107130, 109020, 142840, 145360, 164266, 171408, 214260, 218040, 246399, 282109, 285680, 328532, 410665, 428520, 436080, 492798, 564218, 657064, 821330, 846327, 857040, 985596, 1128436, 1231995, 1314128, 1410545, 1642660, 1692654, 1971192, 2256872, 2463990, 2821090, 3285320, 3385308, 3942384, 4231635, 4513744, 4927980, 5642180, 6488507, 6570640, 6770616, 8463270, 9855960, 11284360, 12977014, 13541232, 16926540, 19465521, 19711920, 22568720, 25954028, 32442535, 33853080, 38931042, 51908056, 64885070, 67706160, 77862084, 97327605, 103816112, 129770140, 155724168, 194655210, 259540280, 311448336, 389310420, 519080560, 778620840, 1557241680]

約数ペア:

[(1, 1557241680), (2, 778620840), (3, 519080560), (4, 389310420), (5, 311448336), (6, 259540280), (8, 194655210), (10, 155724168), (12, 129770140), (15, 103816112), (16, 97327605), (20, 77862084), (23, 67706160), (24, 64885070), (30, 51908056), (40, 38931042), (46, 33853080), (48, 32442535), (60, 25954028), (69, 22568720), (79, 19711920), (80, 19465521), (92, 16926540), (115, 13541232), (120, 12977014), (138, 11284360), (158, 9855960), (184, 8463270), (230, 6770616), (237, 6570640), (240, 6488507), (276, 5642180), (316, 4927980), (345, 4513744), (368, 4231635), (395, 3942384), (460, 3385308), (474, 3285320), (552, 2821090), (632, 2463990), (690, 2256872), (790, 1971192), (920, 1692654), (948, 1642660), (1104, 1410545), (1185, 1314128), (1264, 1231995), (1380, 1128436), (1580, 985596), (1817, 857040), (1840, 846327), (1896, 821330), (2370, 657064), (2760, 564218), (3160, 492798), (3571, 436080), (3634, 428520), (3792, 410665), (4740, 328532), (5451, 285680), (5520, 282109), (6320, 246399), (7142, 218040), (7268, 214260), (9085, 171408), (9480, 164266), (10713, 145360), (10902, 142840), (14284, 109020), (14536, 107130), (17855, 87216), (18170, 85704), (18960, 82133), (21426, 72680), (21804, 71420), (27255, 57136), (28568, 54510), (29072, 53565), (35710, 43608), (36340, 42852)]