105724720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:470

約数の個数: 80

約数和(自身を含む): 256680000

約数和(自身を除く): 150955280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 199, 229, 232, 290, 398, 458, 464, 580, 796, 916, 995, 1145, 1160, 1592, 1832, 1990, 2290, 2320, 3184, 3664, 3980, 4580, 5771, 6641, 7960, 9160, 11542, 13282, 15920, 18320, 23084, 26564, 28855, 33205, 45571, 46168, 53128, 57710, 66410, 91142, 92336, 106256, 115420, 132820, 182284, 227855, 230840, 265640, 364568, 455710, 461680, 531280, 729136, 911420, 1321559, 1822840, 2643118, 3645680, 5286236, 6607795, 10572472, 13215590, 21144944, 26431180, 52862360, 105724720]

約数ペア:

[(1, 105724720), (2, 52862360), (4, 26431180), (5, 21144944), (8, 13215590), (10, 10572472), (16, 6607795), (20, 5286236), (29, 3645680), (40, 2643118), (58, 1822840), (80, 1321559), (116, 911420), (145, 729136), (199, 531280), (229, 461680), (232, 455710), (290, 364568), (398, 265640), (458, 230840), (464, 227855), (580, 182284), (796, 132820), (916, 115420), (995, 106256), (1145, 92336), (1160, 91142), (1592, 66410), (1832, 57710), (1990, 53128), (2290, 46168), (2320, 45571), (3184, 33205), (3664, 28855), (3980, 26564), (4580, 23084), (5771, 18320), (6641, 15920), (7960, 13282), (9160, 11542)]