157152640

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^2$

素因数の和:228

約数の個数: 96

約数和(自身を含む): 392218560

約数和(自身を除く): 235065920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 89, 124, 128, 155, 160, 178, 248, 310, 320, 356, 445, 496, 620, 640, 712, 890, 992, 1240, 1424, 1780, 1984, 2480, 2759, 2848, 3560, 3968, 4960, 5518, 5696, 7120, 7921, 9920, 11036, 11392, 13795, 14240, 15842, 19840, 22072, 27590, 28480, 31684, 39605, 44144, 55180, 56960, 63368, 79210, 88288, 110360, 126736, 158420, 176576, 220720, 245551, 253472, 316840, 353152, 441440, 491102, 506944, 633680, 882880, 982204, 1013888, 1227755, 1267360, 1765760, 1964408, 2455510, 2534720, 3928816, 4911020, 5069440, 7857632, 9822040, 15715264, 19644080, 31430528, 39288160, 78576320, 157152640]

約数ペア:

[(1, 157152640), (2, 78576320), (4, 39288160), (5, 31430528), (8, 19644080), (10, 15715264), (16, 9822040), (20, 7857632), (31, 5069440), (32, 4911020), (40, 3928816), (62, 2534720), (64, 2455510), (80, 1964408), (89, 1765760), (124, 1267360), (128, 1227755), (155, 1013888), (160, 982204), (178, 882880), (248, 633680), (310, 506944), (320, 491102), (356, 441440), (445, 353152), (496, 316840), (620, 253472), (640, 245551), (712, 220720), (890, 176576), (992, 158420), (1240, 126736), (1424, 110360), (1780, 88288), (1984, 79210), (2480, 63368), (2759, 56960), (2848, 55180), (3560, 44144), (3968, 39605), (4960, 31684), (5518, 28480), (5696, 27590), (7120, 22072), (7921, 19840), (9920, 15842), (11036, 14240), (11392, 13795)]