15281760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 192

約数和(自身を含む): 54190080

約数和(自身を除く): 38908320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 65, 78, 79, 80, 93, 96, 104, 120, 124, 130, 155, 156, 158, 160, 186, 195, 208, 237, 240, 248, 260, 310, 312, 316, 372, 390, 395, 403, 416, 465, 474, 480, 496, 520, 620, 624, 632, 744, 780, 790, 806, 930, 948, 992, 1027, 1040, 1185, 1209, 1240, 1248, 1264, 1488, 1560, 1580, 1612, 1860, 1896, 2015, 2054, 2080, 2370, 2418, 2449, 2480, 2528, 2976, 3081, 3120, 3160, 3224, 3720, 3792, 4030, 4108, 4740, 4836, 4898, 4960, 5135, 6045, 6162, 6240, 6320, 6448, 7347, 7440, 7584, 8060, 8216, 9480, 9672, 9796, 10270, 12090, 12245, 12324, 12640, 12896, 14694, 14880, 15405, 16120, 16432, 18960, 19344, 19592, 20540, 24180, 24490, 24648, 29388, 30810, 31837, 32240, 32864, 36735, 37920, 38688, 39184, 41080, 48360, 48980, 49296, 58776, 61620, 63674, 64480, 73470, 78368, 82160, 95511, 96720, 97960, 98592, 117552, 123240, 127348, 146940, 159185, 164320, 191022, 193440, 195920, 235104, 246480, 254696, 293880, 318370, 382044, 391840, 477555, 492960, 509392, 587760, 636740, 764088, 955110, 1018784, 1175520, 1273480, 1528176, 1910220, 2546960, 3056352, 3820440, 5093920, 7640880, 15281760]

約数ペア:

[(1, 15281760), (2, 7640880), (3, 5093920), (4, 3820440), (5, 3056352), (6, 2546960), (8, 1910220), (10, 1528176), (12, 1273480), (13, 1175520), (15, 1018784), (16, 955110), (20, 764088), (24, 636740), (26, 587760), (30, 509392), (31, 492960), (32, 477555), (39, 391840), (40, 382044), (48, 318370), (52, 293880), (60, 254696), (62, 246480), (65, 235104), (78, 195920), (79, 193440), (80, 191022), (93, 164320), (96, 159185), (104, 146940), (120, 127348), (124, 123240), (130, 117552), (155, 98592), (156, 97960), (158, 96720), (160, 95511), (186, 82160), (195, 78368), (208, 73470), (237, 64480), (240, 63674), (248, 61620), (260, 58776), (310, 49296), (312, 48980), (316, 48360), (372, 41080), (390, 39184), (395, 38688), (403, 37920), (416, 36735), (465, 32864), (474, 32240), (480, 31837), (496, 30810), (520, 29388), (620, 24648), (624, 24490), (632, 24180), (744, 20540), (780, 19592), (790, 19344), (806, 18960), (930, 16432), (948, 16120), (992, 15405), (1027, 14880), (1040, 14694), (1185, 12896), (1209, 12640), (1240, 12324), (1248, 12245), (1264, 12090), (1488, 10270), (1560, 9796), (1580, 9672), (1612, 9480), (1860, 8216), (1896, 8060), (2015, 7584), (2054, 7440), (2080, 7347), (2370, 6448), (2418, 6320), (2449, 6240), (2480, 6162), (2528, 6045), (2976, 5135), (3081, 4960), (3120, 4898), (3160, 4836), (3224, 4740), (3720, 4108), (3792, 4030)]