31062720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:183

約数の個数: 224

約数和(自身を含む): 112654080

約数和(自身を除く): 81591360

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, 64, 65, 76, 78, 80, 95, 96, 104, 114, 120, 130, 131, 152, 156, 160, 190, 192, 195, 208, 228, 240, 247, 260, 262, 285, 304, 312, 320, 380, 390, 393, 416, 456, 480, 494, 520, 524, 570, 608, 624, 655, 741, 760, 780, 786, 832, 912, 960, 988, 1040, 1048, 1140, 1216, 1235, 1248, 1310, 1482, 1520, 1560, 1572, 1703, 1824, 1965, 1976, 2080, 2096, 2280, 2470, 2489, 2496, 2620, 2964, 3040, 3120, 3144, 3406, 3648, 3705, 3930, 3952, 4160, 4192, 4560, 4940, 4978, 5109, 5240, 5928, 6080, 6240, 6288, 6812, 7410, 7467, 7860, 7904, 8384, 8515, 9120, 9880, 9956, 10218, 10480, 11856, 12445, 12480, 12576, 13624, 14820, 14934, 15720, 15808, 17030, 18240, 19760, 19912, 20436, 20960, 23712, 24890, 25152, 25545, 27248, 29640, 29868, 31440, 32357, 34060, 37335, 39520, 39824, 40872, 41920, 47424, 49780, 51090, 54496, 59280, 59736, 62880, 64714, 68120, 74670, 79040, 79648, 81744, 97071, 99560, 102180, 108992, 118560, 119472, 125760, 129428, 136240, 149340, 159296, 161785, 163488, 194142, 199120, 204360, 237120, 238944, 258856, 272480, 298680, 323570, 326976, 388284, 398240, 408720, 477888, 485355, 517712, 544960, 597360, 647140, 776568, 796480, 817440, 970710, 1035424, 1194720, 1294280, 1553136, 1634880, 1941420, 2070848, 2389440, 2588560, 3106272, 3882840, 5177120, 6212544, 7765680, 10354240, 15531360, 31062720]

約数ペア:

[(1, 31062720), (2, 15531360), (3, 10354240), (4, 7765680), (5, 6212544), (6, 5177120), (8, 3882840), (10, 3106272), (12, 2588560), (13, 2389440), (15, 2070848), (16, 1941420), (19, 1634880), (20, 1553136), (24, 1294280), (26, 1194720), (30, 1035424), (32, 970710), (38, 817440), (39, 796480), (40, 776568), (48, 647140), (52, 597360), (57, 544960), (60, 517712), (64, 485355), (65, 477888), (76, 408720), (78, 398240), (80, 388284), (95, 326976), (96, 323570), (104, 298680), (114, 272480), (120, 258856), (130, 238944), (131, 237120), (152, 204360), (156, 199120), (160, 194142), (190, 163488), (192, 161785), (195, 159296), (208, 149340), (228, 136240), (240, 129428), (247, 125760), (260, 119472), (262, 118560), (285, 108992), (304, 102180), (312, 99560), (320, 97071), (380, 81744), (390, 79648), (393, 79040), (416, 74670), (456, 68120), (480, 64714), (494, 62880), (520, 59736), (524, 59280), (570, 54496), (608, 51090), (624, 49780), (655, 47424), (741, 41920), (760, 40872), (780, 39824), (786, 39520), (832, 37335), (912, 34060), (960, 32357), (988, 31440), (1040, 29868), (1048, 29640), (1140, 27248), (1216, 25545), (1235, 25152), (1248, 24890), (1310, 23712), (1482, 20960), (1520, 20436), (1560, 19912), (1572, 19760), (1703, 18240), (1824, 17030), (1965, 15808), (1976, 15720), (2080, 14934), (2096, 14820), (2280, 13624), (2470, 12576), (2489, 12480), (2496, 12445), (2620, 11856), (2964, 10480), (3040, 10218), (3120, 9956), (3144, 9880), (3406, 9120), (3648, 8515), (3705, 8384), (3930, 7904), (3952, 7860), (4160, 7467), (4192, 7410), (4560, 6812), (4940, 6288), (4978, 6240), (5109, 6080), (5240, 5928)]