2912157440

素因数分解:

$2^8\times 5^1\times {\mathrm{173}}^1\times {\mathrm{13151}}^1$

素因数の和:13345

約数の個数: 72

約数和(自身を含む): 7016381568

約数和(自身を除く): 4104224128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 256, 320, 346, 640, 692, 865, 1280, 1384, 1730, 2768, 3460, 5536, 6920, 11072, 13151, 13840, 22144, 26302, 27680, 44288, 52604, 55360, 65755, 105208, 110720, 131510, 210416, 221440, 263020, 420832, 526040, 841664, 1052080, 1683328, 2104160, 2275123, 3366656, 4208320, 4550246, 8416640, 9100492, 11375615, 16833280, 18200984, 22751230, 36401968, 45502460, 72803936, 91004920, 145607872, 182009840, 291215744, 364019680, 582431488, 728039360, 1456078720, 2912157440]

約数ペア:

[(1, 2912157440), (2, 1456078720), (4, 728039360), (5, 582431488), (8, 364019680), (10, 291215744), (16, 182009840), (20, 145607872), (32, 91004920), (40, 72803936), (64, 45502460), (80, 36401968), (128, 22751230), (160, 18200984), (173, 16833280), (256, 11375615), (320, 9100492), (346, 8416640), (640, 4550246), (692, 4208320), (865, 3366656), (1280, 2275123), (1384, 2104160), (1730, 1683328), (2768, 1052080), (3460, 841664), (5536, 526040), (6920, 420832), (11072, 263020), (13151, 221440), (13840, 210416), (22144, 131510), (26302, 110720), (27680, 105208), (44288, 65755), (52604, 55360)]