15323920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:248

約数の個数: 80

約数和(自身を含む): 37997568

約数和(自身を除く): 22673648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 167, 185, 248, 296, 310, 334, 370, 496, 592, 620, 668, 740, 835, 1147, 1240, 1336, 1480, 1670, 2294, 2480, 2672, 2960, 3340, 4588, 5177, 5735, 6179, 6680, 9176, 10354, 11470, 12358, 13360, 18352, 20708, 22940, 24716, 25885, 30895, 41416, 45880, 49432, 51770, 61790, 82832, 91760, 98864, 103540, 123580, 191549, 207080, 247160, 383098, 414160, 494320, 766196, 957745, 1532392, 1915490, 3064784, 3830980, 7661960, 15323920]

約数ペア:

[(1, 15323920), (2, 7661960), (4, 3830980), (5, 3064784), (8, 1915490), (10, 1532392), (16, 957745), (20, 766196), (31, 494320), (37, 414160), (40, 383098), (62, 247160), (74, 207080), (80, 191549), (124, 123580), (148, 103540), (155, 98864), (167, 91760), (185, 82832), (248, 61790), (296, 51770), (310, 49432), (334, 45880), (370, 41416), (496, 30895), (592, 25885), (620, 24716), (668, 22940), (740, 20708), (835, 18352), (1147, 13360), (1240, 12358), (1336, 11470), (1480, 10354), (1670, 9176), (2294, 6680), (2480, 6179), (2672, 5735), (2960, 5177), (3340, 4588)]