661968900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{151}}^1\times {\mathrm{4871}}^1$

素因数の和:5042

約数の個数: 108

約数和(自身を含む): 2089074624

約数和(自身を除く): 1427105724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 151, 180, 225, 300, 302, 450, 453, 604, 755, 900, 906, 1359, 1510, 1812, 2265, 2718, 3020, 3775, 4530, 4871, 5436, 6795, 7550, 9060, 9742, 11325, 13590, 14613, 15100, 19484, 22650, 24355, 27180, 29226, 33975, 43839, 45300, 48710, 58452, 67950, 73065, 87678, 97420, 121775, 135900, 146130, 175356, 219195, 243550, 292260, 365325, 438390, 487100, 730650, 735521, 876780, 1095975, 1461300, 1471042, 2191950, 2206563, 2942084, 3677605, 4383900, 4413126, 6619689, 7355210, 8826252, 11032815, 13239378, 14710420, 18388025, 22065630, 26478756, 33098445, 36776050, 44131260, 55164075, 66196890, 73552100, 110328150, 132393780, 165492225, 220656300, 330984450, 661968900]

約数ペア:

[(1, 661968900), (2, 330984450), (3, 220656300), (4, 165492225), (5, 132393780), (6, 110328150), (9, 73552100), (10, 66196890), (12, 55164075), (15, 44131260), (18, 36776050), (20, 33098445), (25, 26478756), (30, 22065630), (36, 18388025), (45, 14710420), (50, 13239378), (60, 11032815), (75, 8826252), (90, 7355210), (100, 6619689), (150, 4413126), (151, 4383900), (180, 3677605), (225, 2942084), (300, 2206563), (302, 2191950), (450, 1471042), (453, 1461300), (604, 1095975), (755, 876780), (900, 735521), (906, 730650), (1359, 487100), (1510, 438390), (1812, 365325), (2265, 292260), (2718, 243550), (3020, 219195), (3775, 175356), (4530, 146130), (4871, 135900), (5436, 121775), (6795, 97420), (7550, 87678), (9060, 73065), (9742, 67950), (11325, 58452), (13590, 48710), (14613, 45300), (15100, 43839), (19484, 33975), (22650, 29226), (24355, 27180)]