15785820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:113

約数の個数: 192

約数和(自身を含む): 54190080

約数和(自身を除く): 38404260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 31, 36, 41, 45, 46, 54, 60, 62, 69, 82, 90, 92, 93, 108, 115, 123, 124, 135, 138, 155, 164, 180, 186, 205, 207, 230, 246, 270, 276, 279, 310, 345, 369, 372, 410, 414, 460, 465, 492, 540, 558, 615, 620, 621, 690, 713, 738, 820, 828, 837, 930, 943, 1035, 1107, 1116, 1230, 1242, 1271, 1380, 1395, 1426, 1476, 1674, 1845, 1860, 1886, 2070, 2139, 2214, 2460, 2484, 2542, 2790, 2829, 2852, 3105, 3348, 3565, 3690, 3772, 3813, 4140, 4185, 4278, 4428, 4715, 5084, 5535, 5580, 5658, 6210, 6355, 6417, 7130, 7380, 7626, 8370, 8487, 8556, 9430, 10695, 11070, 11316, 11439, 12420, 12710, 12834, 14145, 14260, 15252, 16740, 16974, 18860, 19065, 19251, 21390, 22140, 22878, 25420, 25461, 25668, 28290, 29233, 32085, 33948, 34317, 38130, 38502, 42435, 42780, 45756, 50922, 56580, 57195, 58466, 64170, 68634, 76260, 77004, 84870, 87699, 96255, 101844, 114390, 116932, 127305, 128340, 137268, 146165, 169740, 171585, 175398, 192510, 228780, 254610, 263097, 292330, 343170, 350796, 385020, 438495, 509220, 526194, 584660, 686340, 789291, 876990, 1052388, 1315485, 1578582, 1753980, 2630970, 3157164, 3946455, 5261940, 7892910, 15785820]

約数ペア:

[(1, 15785820), (2, 7892910), (3, 5261940), (4, 3946455), (5, 3157164), (6, 2630970), (9, 1753980), (10, 1578582), (12, 1315485), (15, 1052388), (18, 876990), (20, 789291), (23, 686340), (27, 584660), (30, 526194), (31, 509220), (36, 438495), (41, 385020), (45, 350796), (46, 343170), (54, 292330), (60, 263097), (62, 254610), (69, 228780), (82, 192510), (90, 175398), (92, 171585), (93, 169740), (108, 146165), (115, 137268), (123, 128340), (124, 127305), (135, 116932), (138, 114390), (155, 101844), (164, 96255), (180, 87699), (186, 84870), (205, 77004), (207, 76260), (230, 68634), (246, 64170), (270, 58466), (276, 57195), (279, 56580), (310, 50922), (345, 45756), (369, 42780), (372, 42435), (410, 38502), (414, 38130), (460, 34317), (465, 33948), (492, 32085), (540, 29233), (558, 28290), (615, 25668), (620, 25461), (621, 25420), (690, 22878), (713, 22140), (738, 21390), (820, 19251), (828, 19065), (837, 18860), (930, 16974), (943, 16740), (1035, 15252), (1107, 14260), (1116, 14145), (1230, 12834), (1242, 12710), (1271, 12420), (1380, 11439), (1395, 11316), (1426, 11070), (1476, 10695), (1674, 9430), (1845, 8556), (1860, 8487), (1886, 8370), (2070, 7626), (2139, 7380), (2214, 7130), (2460, 6417), (2484, 6355), (2542, 6210), (2790, 5658), (2829, 5580), (2852, 5535), (3105, 5084), (3348, 4715), (3565, 4428), (3690, 4278), (3772, 4185), (3813, 4140)]