18047640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:553

約数の個数: 128

約数和(自身を含む): 60963840

約数和(自身を除く): 42916200

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, 503, 520, 552, 598, 690, 780, 897, 920, 1006, 1196, 1380, 1495, 1509, 1560, 1794, 2012, 2392, 2515, 2760, 2990, 3018, 3588, 4024, 4485, 5030, 5980, 6036, 6539, 7176, 7545, 8970, 10060, 11569, 11960, 12072, 13078, 15090, 17940, 19617, 20120, 23138, 26156, 30180, 32695, 34707, 35880, 39234, 46276, 52312, 57845, 60360, 65390, 69414, 78468, 92552, 98085, 115690, 130780, 138828, 150397, 156936, 173535, 196170, 231380, 261560, 277656, 300794, 347070, 392340, 451191, 462760, 601588, 694140, 751985, 784680, 902382, 1203176, 1388280, 1503970, 1804764, 2255955, 3007940, 3609528, 4511910, 6015880, 9023820, 18047640]

約数ペア:

[(1, 18047640), (2, 9023820), (3, 6015880), (4, 4511910), (5, 3609528), (6, 3007940), (8, 2255955), (10, 1804764), (12, 1503970), (13, 1388280), (15, 1203176), (20, 902382), (23, 784680), (24, 751985), (26, 694140), (30, 601588), (39, 462760), (40, 451191), (46, 392340), (52, 347070), (60, 300794), (65, 277656), (69, 261560), (78, 231380), (92, 196170), (104, 173535), (115, 156936), (120, 150397), (130, 138828), (138, 130780), (156, 115690), (184, 98085), (195, 92552), (230, 78468), (260, 69414), (276, 65390), (299, 60360), (312, 57845), (345, 52312), (390, 46276), (460, 39234), (503, 35880), (520, 34707), (552, 32695), (598, 30180), (690, 26156), (780, 23138), (897, 20120), (920, 19617), (1006, 17940), (1196, 15090), (1380, 13078), (1495, 12072), (1509, 11960), (1560, 11569), (1794, 10060), (2012, 8970), (2392, 7545), (2515, 7176), (2760, 6539), (2990, 6036), (3018, 5980), (3588, 5030), (4024, 4485)]