30647840

素因数分解:

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

素因数の和:250

約数の個数: 96

約数和(自身を含む): 77220864

約数和(自身を除く): 46573024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 74, 80, 124, 148, 155, 160, 167, 185, 248, 296, 310, 334, 370, 496, 592, 620, 668, 740, 835, 992, 1147, 1184, 1240, 1336, 1480, 1670, 2294, 2480, 2672, 2960, 3340, 4588, 4960, 5177, 5344, 5735, 5920, 6179, 6680, 9176, 10354, 11470, 12358, 13360, 18352, 20708, 22940, 24716, 25885, 26720, 30895, 36704, 41416, 45880, 49432, 51770, 61790, 82832, 91760, 98864, 103540, 123580, 165664, 183520, 191549, 197728, 207080, 247160, 383098, 414160, 494320, 766196, 828320, 957745, 988640, 1532392, 1915490, 3064784, 3830980, 6129568, 7661960, 15323920, 30647840]

約数ペア:

[(1, 30647840), (2, 15323920), (4, 7661960), (5, 6129568), (8, 3830980), (10, 3064784), (16, 1915490), (20, 1532392), (31, 988640), (32, 957745), (37, 828320), (40, 766196), (62, 494320), (74, 414160), (80, 383098), (124, 247160), (148, 207080), (155, 197728), (160, 191549), (167, 183520), (185, 165664), (248, 123580), (296, 103540), (310, 98864), (334, 91760), (370, 82832), (496, 61790), (592, 51770), (620, 49432), (668, 45880), (740, 41416), (835, 36704), (992, 30895), (1147, 26720), (1184, 25885), (1240, 24716), (1336, 22940), (1480, 20708), (1670, 18352), (2294, 13360), (2480, 12358), (2672, 11470), (2960, 10354), (3340, 9176), (4588, 6680), (4960, 6179), (5177, 5920), (5344, 5735)]