131758720

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8951}}^1$

素因数の和:8993

約数の個数: 64

約数和(自身を含む): 328717440

約数和(自身を除く): 196958720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 2944, 3680, 7360, 8951, 14720, 17902, 35804, 44755, 71608, 89510, 143216, 179020, 205873, 286432, 358040, 411746, 572864, 716080, 823492, 1029365, 1145728, 1432160, 1646984, 2058730, 2864320, 3293968, 4117460, 5728640, 6587936, 8234920, 13175872, 16469840, 26351744, 32939680, 65879360, 131758720]

約数ペア:

[(1, 131758720), (2, 65879360), (4, 32939680), (5, 26351744), (8, 16469840), (10, 13175872), (16, 8234920), (20, 6587936), (23, 5728640), (32, 4117460), (40, 3293968), (46, 2864320), (64, 2058730), (80, 1646984), (92, 1432160), (115, 1145728), (128, 1029365), (160, 823492), (184, 716080), (230, 572864), (320, 411746), (368, 358040), (460, 286432), (640, 205873), (736, 179020), (920, 143216), (1472, 89510), (1840, 71608), (2944, 44755), (3680, 35804), (7360, 17902), (8951, 14720)]