12685920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:157

約数の個数: 192

約数和(自身を含む): 45722880

約数和(自身を除く): 33036960

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, 107, 114, 120, 130, 152, 156, 160, 190, 195, 208, 214, 228, 240, 247, 260, 285, 304, 312, 321, 380, 390, 416, 428, 456, 480, 494, 520, 535, 570, 608, 624, 642, 741, 760, 780, 856, 912, 988, 1040, 1070, 1140, 1235, 1248, 1284, 1391, 1482, 1520, 1560, 1605, 1712, 1824, 1976, 2033, 2080, 2140, 2280, 2470, 2568, 2782, 2964, 3040, 3120, 3210, 3424, 3705, 3952, 4066, 4173, 4280, 4560, 4940, 5136, 5564, 5928, 6099, 6240, 6420, 6955, 7410, 7904, 8132, 8346, 8560, 9120, 9880, 10165, 10272, 11128, 11856, 12198, 12840, 13910, 14820, 16264, 16692, 17120, 19760, 20330, 20865, 22256, 23712, 24396, 25680, 26429, 27820, 29640, 30495, 32528, 33384, 39520, 40660, 41730, 44512, 48792, 51360, 52858, 55640, 59280, 60990, 65056, 66768, 79287, 81320, 83460, 97584, 105716, 111280, 118560, 121980, 132145, 133536, 158574, 162640, 166920, 195168, 211432, 222560, 243960, 264290, 317148, 325280, 333840, 396435, 422864, 487920, 528580, 634296, 667680, 792870, 845728, 975840, 1057160, 1268592, 1585740, 2114320, 2537184, 3171480, 4228640, 6342960, 12685920]

約数ペア:

[(1, 12685920), (2, 6342960), (3, 4228640), (4, 3171480), (5, 2537184), (6, 2114320), (8, 1585740), (10, 1268592), (12, 1057160), (13, 975840), (15, 845728), (16, 792870), (19, 667680), (20, 634296), (24, 528580), (26, 487920), (30, 422864), (32, 396435), (38, 333840), (39, 325280), (40, 317148), (48, 264290), (52, 243960), (57, 222560), (60, 211432), (65, 195168), (76, 166920), (78, 162640), (80, 158574), (95, 133536), (96, 132145), (104, 121980), (107, 118560), (114, 111280), (120, 105716), (130, 97584), (152, 83460), (156, 81320), (160, 79287), (190, 66768), (195, 65056), (208, 60990), (214, 59280), (228, 55640), (240, 52858), (247, 51360), (260, 48792), (285, 44512), (304, 41730), (312, 40660), (321, 39520), (380, 33384), (390, 32528), (416, 30495), (428, 29640), (456, 27820), (480, 26429), (494, 25680), (520, 24396), (535, 23712), (570, 22256), (608, 20865), (624, 20330), (642, 19760), (741, 17120), (760, 16692), (780, 16264), (856, 14820), (912, 13910), (988, 12840), (1040, 12198), (1070, 11856), (1140, 11128), (1235, 10272), (1248, 10165), (1284, 9880), (1391, 9120), (1482, 8560), (1520, 8346), (1560, 8132), (1605, 7904), (1712, 7410), (1824, 6955), (1976, 6420), (2033, 6240), (2080, 6099), (2140, 5928), (2280, 5564), (2470, 5136), (2568, 4940), (2782, 4560), (2964, 4280), (3040, 4173), (3120, 4066), (3210, 3952), (3424, 3705)]