15531360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:181

約数の個数: 192

約数和(自身を含む): 55883520

約数和(自身を除く): 40352160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 32, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 96, 104, 114, 120, 130, 131, 152, 156, 160, 190, 195, 208, 228, 240, 247, 260, 262, 285, 304, 312, 380, 390, 393, 416, 456, 480, 494, 520, 524, 570, 608, 624, 655, 741, 760, 780, 786, 912, 988, 1040, 1048, 1140, 1235, 1248, 1310, 1482, 1520, 1560, 1572, 1703, 1824, 1965, 1976, 2080, 2096, 2280, 2470, 2489, 2620, 2964, 3040, 3120, 3144, 3406, 3705, 3930, 3952, 4192, 4560, 4940, 4978, 5109, 5240, 5928, 6240, 6288, 6812, 7410, 7467, 7860, 7904, 8515, 9120, 9880, 9956, 10218, 10480, 11856, 12445, 12576, 13624, 14820, 14934, 15720, 17030, 19760, 19912, 20436, 20960, 23712, 24890, 25545, 27248, 29640, 29868, 31440, 32357, 34060, 37335, 39520, 39824, 40872, 49780, 51090, 54496, 59280, 59736, 62880, 64714, 68120, 74670, 79648, 81744, 97071, 99560, 102180, 118560, 119472, 129428, 136240, 149340, 161785, 163488, 194142, 199120, 204360, 238944, 258856, 272480, 298680, 323570, 388284, 398240, 408720, 485355, 517712, 597360, 647140, 776568, 817440, 970710, 1035424, 1194720, 1294280, 1553136, 1941420, 2588560, 3106272, 3882840, 5177120, 7765680, 15531360]

約数ペア:

[(1, 15531360), (2, 7765680), (3, 5177120), (4, 3882840), (5, 3106272), (6, 2588560), (8, 1941420), (10, 1553136), (12, 1294280), (13, 1194720), (15, 1035424), (16, 970710), (19, 817440), (20, 776568), (24, 647140), (26, 597360), (30, 517712), (32, 485355), (38, 408720), (39, 398240), (40, 388284), (48, 323570), (52, 298680), (57, 272480), (60, 258856), (65, 238944), (76, 204360), (78, 199120), (80, 194142), (95, 163488), (96, 161785), (104, 149340), (114, 136240), (120, 129428), (130, 119472), (131, 118560), (152, 102180), (156, 99560), (160, 97071), (190, 81744), (195, 79648), (208, 74670), (228, 68120), (240, 64714), (247, 62880), (260, 59736), (262, 59280), (285, 54496), (304, 51090), (312, 49780), (380, 40872), (390, 39824), (393, 39520), (416, 37335), (456, 34060), (480, 32357), (494, 31440), (520, 29868), (524, 29640), (570, 27248), (608, 25545), (624, 24890), (655, 23712), (741, 20960), (760, 20436), (780, 19912), (786, 19760), (912, 17030), (988, 15720), (1040, 14934), (1048, 14820), (1140, 13624), (1235, 12576), (1248, 12445), (1310, 11856), (1482, 10480), (1520, 10218), (1560, 9956), (1572, 9880), (1703, 9120), (1824, 8515), (1965, 7904), (1976, 7860), (2080, 7467), (2096, 7410), (2280, 6812), (2470, 6288), (2489, 6240), (2620, 5928), (2964, 5240), (3040, 5109), (3120, 4978), (3144, 4940), (3406, 4560), (3705, 4192), (3930, 3952)]