405297720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1579}}^1$

素因数の和:1650

約数の個数: 192

約数和(自身を含む): 1419724800

約数和(自身を除く): 1014427080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 31, 36, 40, 45, 46, 60, 62, 69, 72, 90, 92, 93, 115, 120, 124, 138, 155, 180, 184, 186, 207, 230, 248, 276, 279, 310, 345, 360, 372, 414, 460, 465, 552, 558, 620, 690, 713, 744, 828, 920, 930, 1035, 1116, 1240, 1380, 1395, 1426, 1579, 1656, 1860, 2070, 2139, 2232, 2760, 2790, 2852, 3158, 3565, 3720, 4140, 4278, 4737, 5580, 5704, 6316, 6417, 7130, 7895, 8280, 8556, 9474, 10695, 11160, 12632, 12834, 14211, 14260, 15790, 17112, 18948, 21390, 23685, 25668, 28422, 28520, 31580, 32085, 36317, 37896, 42780, 47370, 48949, 51336, 56844, 63160, 64170, 71055, 72634, 85560, 94740, 97898, 108951, 113688, 128340, 142110, 145268, 146847, 181585, 189480, 195796, 217902, 244745, 256680, 284220, 290536, 293694, 326853, 363170, 391592, 435804, 440541, 489490, 544755, 568440, 587388, 653706, 726340, 734235, 871608, 881082, 978980, 1089510, 1125827, 1174776, 1307412, 1452680, 1468470, 1634265, 1762164, 1957960, 2179020, 2202705, 2251654, 2614824, 2936940, 3268530, 3377481, 3524328, 4358040, 4405410, 4503308, 5629135, 5873880, 6537060, 6754962, 8810820, 9006616, 10132443, 11258270, 13074120, 13509924, 16887405, 17621640, 20264886, 22516540, 27019848, 33774810, 40529772, 45033080, 50662215, 67549620, 81059544, 101324430, 135099240, 202648860, 405297720]

約数ペア:

[(1, 405297720), (2, 202648860), (3, 135099240), (4, 101324430), (5, 81059544), (6, 67549620), (8, 50662215), (9, 45033080), (10, 40529772), (12, 33774810), (15, 27019848), (18, 22516540), (20, 20264886), (23, 17621640), (24, 16887405), (30, 13509924), (31, 13074120), (36, 11258270), (40, 10132443), (45, 9006616), (46, 8810820), (60, 6754962), (62, 6537060), (69, 5873880), (72, 5629135), (90, 4503308), (92, 4405410), (93, 4358040), (115, 3524328), (120, 3377481), (124, 3268530), (138, 2936940), (155, 2614824), (180, 2251654), (184, 2202705), (186, 2179020), (207, 1957960), (230, 1762164), (248, 1634265), (276, 1468470), (279, 1452680), (310, 1307412), (345, 1174776), (360, 1125827), (372, 1089510), (414, 978980), (460, 881082), (465, 871608), (552, 734235), (558, 726340), (620, 653706), (690, 587388), (713, 568440), (744, 544755), (828, 489490), (920, 440541), (930, 435804), (1035, 391592), (1116, 363170), (1240, 326853), (1380, 293694), (1395, 290536), (1426, 284220), (1579, 256680), (1656, 244745), (1860, 217902), (2070, 195796), (2139, 189480), (2232, 181585), (2760, 146847), (2790, 145268), (2852, 142110), (3158, 128340), (3565, 113688), (3720, 108951), (4140, 97898), (4278, 94740), (4737, 85560), (5580, 72634), (5704, 71055), (6316, 64170), (6417, 63160), (7130, 56844), (7895, 51336), (8280, 48949), (8556, 47370), (9474, 42780), (10695, 37896), (11160, 36317), (12632, 32085), (12834, 31580), (14211, 28520), (14260, 28422), (15790, 25668), (17112, 23685), (18948, 21390)]