264229120

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6659}}^1$

素因数の和:6711

約数の個数: 72

約数和(自身を含む): 653425920

約数和(自身を除く): 389196800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 6659, 7936, 9920, 13318, 19840, 26636, 33295, 39680, 53272, 66590, 106544, 133180, 206429, 213088, 266360, 412858, 426176, 532720, 825716, 852352, 1032145, 1065440, 1651432, 1704704, 2064290, 2130880, 3302864, 4128580, 4261760, 6605728, 8257160, 8523520, 13211456, 16514320, 26422912, 33028640, 52845824, 66057280, 132114560, 264229120]

約数ペア:

[(1, 264229120), (2, 132114560), (4, 66057280), (5, 52845824), (8, 33028640), (10, 26422912), (16, 16514320), (20, 13211456), (31, 8523520), (32, 8257160), (40, 6605728), (62, 4261760), (64, 4128580), (80, 3302864), (124, 2130880), (128, 2064290), (155, 1704704), (160, 1651432), (248, 1065440), (256, 1032145), (310, 852352), (320, 825716), (496, 532720), (620, 426176), (640, 412858), (992, 266360), (1240, 213088), (1280, 206429), (1984, 133180), (2480, 106544), (3968, 66590), (4960, 53272), (6659, 39680), (7936, 33295), (9920, 26636), (13318, 19840)]