1931025720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53819}}^1$

素因数の和:53869

約数の個数: 128

約数和(自身を含む): 6510067200

約数和(自身を除く): 4579041480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 897, 920, 1196, 1380, 1495, 1560, 1794, 2392, 2760, 2990, 3588, 4485, 5980, 7176, 8970, 11960, 17940, 35880, 53819, 107638, 161457, 215276, 269095, 322914, 430552, 538190, 645828, 699647, 807285, 1076380, 1237837, 1291656, 1399294, 1614570, 2098941, 2152760, 2475674, 2798588, 3229140, 3498235, 3713511, 4197882, 4951348, 5597176, 6189185, 6458280, 6996470, 7427022, 8395764, 9902696, 10494705, 12378370, 13992940, 14854044, 16091881, 16791528, 18567555, 20989410, 24756740, 27985880, 29708088, 32183762, 37135110, 41978820, 48275643, 49513480, 64367524, 74270220, 80459405, 83957640, 96551286, 128735048, 148540440, 160918810, 193102572, 241378215, 321837620, 386205144, 482756430, 643675240, 965512860, 1931025720]

約数ペア:

[(1, 1931025720), (2, 965512860), (3, 643675240), (4, 482756430), (5, 386205144), (6, 321837620), (8, 241378215), (10, 193102572), (12, 160918810), (13, 148540440), (15, 128735048), (20, 96551286), (23, 83957640), (24, 80459405), (26, 74270220), (30, 64367524), (39, 49513480), (40, 48275643), (46, 41978820), (52, 37135110), (60, 32183762), (65, 29708088), (69, 27985880), (78, 24756740), (92, 20989410), (104, 18567555), (115, 16791528), (120, 16091881), (130, 14854044), (138, 13992940), (156, 12378370), (184, 10494705), (195, 9902696), (230, 8395764), (260, 7427022), (276, 6996470), (299, 6458280), (312, 6189185), (345, 5597176), (390, 4951348), (460, 4197882), (520, 3713511), (552, 3498235), (598, 3229140), (690, 2798588), (780, 2475674), (897, 2152760), (920, 2098941), (1196, 1614570), (1380, 1399294), (1495, 1291656), (1560, 1237837), (1794, 1076380), (2392, 807285), (2760, 699647), (2990, 645828), (3588, 538190), (4485, 430552), (5980, 322914), (7176, 269095), (8970, 215276), (11960, 161457), (17940, 107638), (35880, 53819)]