18801120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:185

約数の個数: 192

約数和(自身を含む): 67060224

約数和(自身を除く): 48259104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 65, 69, 78, 80, 92, 96, 104, 115, 120, 130, 131, 138, 156, 160, 184, 195, 208, 230, 240, 260, 262, 276, 299, 312, 345, 368, 390, 393, 416, 460, 480, 520, 524, 552, 598, 624, 655, 690, 736, 780, 786, 897, 920, 1040, 1048, 1104, 1196, 1248, 1310, 1380, 1495, 1560, 1572, 1703, 1794, 1840, 1965, 2080, 2096, 2208, 2392, 2620, 2760, 2990, 3013, 3120, 3144, 3406, 3588, 3680, 3930, 4192, 4485, 4784, 5109, 5240, 5520, 5980, 6026, 6240, 6288, 6812, 7176, 7860, 8515, 8970, 9039, 9568, 10218, 10480, 11040, 11960, 12052, 12576, 13624, 14352, 15065, 15720, 17030, 17940, 18078, 20436, 20960, 23920, 24104, 25545, 27248, 28704, 30130, 31440, 34060, 35880, 36156, 39169, 40872, 45195, 47840, 48208, 51090, 54496, 60260, 62880, 68120, 71760, 72312, 78338, 81744, 90390, 96416, 102180, 117507, 120520, 136240, 143520, 144624, 156676, 163488, 180780, 195845, 204360, 235014, 241040, 272480, 289248, 313352, 361560, 391690, 408720, 470028, 482080, 587535, 626704, 723120, 783380, 817440, 940056, 1175070, 1253408, 1446240, 1566760, 1880112, 2350140, 3133520, 3760224, 4700280, 6267040, 9400560, 18801120]

約数ペア:

[(1, 18801120), (2, 9400560), (3, 6267040), (4, 4700280), (5, 3760224), (6, 3133520), (8, 2350140), (10, 1880112), (12, 1566760), (13, 1446240), (15, 1253408), (16, 1175070), (20, 940056), (23, 817440), (24, 783380), (26, 723120), (30, 626704), (32, 587535), (39, 482080), (40, 470028), (46, 408720), (48, 391690), (52, 361560), (60, 313352), (65, 289248), (69, 272480), (78, 241040), (80, 235014), (92, 204360), (96, 195845), (104, 180780), (115, 163488), (120, 156676), (130, 144624), (131, 143520), (138, 136240), (156, 120520), (160, 117507), (184, 102180), (195, 96416), (208, 90390), (230, 81744), (240, 78338), (260, 72312), (262, 71760), (276, 68120), (299, 62880), (312, 60260), (345, 54496), (368, 51090), (390, 48208), (393, 47840), (416, 45195), (460, 40872), (480, 39169), (520, 36156), (524, 35880), (552, 34060), (598, 31440), (624, 30130), (655, 28704), (690, 27248), (736, 25545), (780, 24104), (786, 23920), (897, 20960), (920, 20436), (1040, 18078), (1048, 17940), (1104, 17030), (1196, 15720), (1248, 15065), (1310, 14352), (1380, 13624), (1495, 12576), (1560, 12052), (1572, 11960), (1703, 11040), (1794, 10480), (1840, 10218), (1965, 9568), (2080, 9039), (2096, 8970), (2208, 8515), (2392, 7860), (2620, 7176), (2760, 6812), (2990, 6288), (3013, 6240), (3120, 6026), (3144, 5980), (3406, 5520), (3588, 5240), (3680, 5109), (3930, 4784), (4192, 4485)]