15186320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:232

約数の個数: 80

約数和(自身を含む): 37914240

約数和(自身を除く): 22727920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 97, 103, 152, 190, 194, 206, 304, 380, 388, 412, 485, 515, 760, 776, 824, 970, 1030, 1520, 1552, 1648, 1843, 1940, 1957, 2060, 3686, 3880, 3914, 4120, 7372, 7760, 7828, 8240, 9215, 9785, 9991, 14744, 15656, 18430, 19570, 19982, 29488, 31312, 36860, 39140, 39964, 49955, 73720, 78280, 79928, 99910, 147440, 156560, 159856, 189829, 199820, 379658, 399640, 759316, 799280, 949145, 1518632, 1898290, 3037264, 3796580, 7593160, 15186320]

約数ペア:

[(1, 15186320), (2, 7593160), (4, 3796580), (5, 3037264), (8, 1898290), (10, 1518632), (16, 949145), (19, 799280), (20, 759316), (38, 399640), (40, 379658), (76, 199820), (80, 189829), (95, 159856), (97, 156560), (103, 147440), (152, 99910), (190, 79928), (194, 78280), (206, 73720), (304, 49955), (380, 39964), (388, 39140), (412, 36860), (485, 31312), (515, 29488), (760, 19982), (776, 19570), (824, 18430), (970, 15656), (1030, 14744), (1520, 9991), (1552, 9785), (1648, 9215), (1843, 8240), (1940, 7828), (1957, 7760), (2060, 7372), (3686, 4120), (3880, 3914)]