738646840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{10163}}^1$

素因数の和:10276

約数の個数: 64

約数和(自身を含む): 1756339200

約数和(自身を除く): 1017692360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 79, 92, 115, 158, 184, 230, 316, 395, 460, 632, 790, 920, 1580, 1817, 3160, 3634, 7268, 9085, 10163, 14536, 18170, 20326, 36340, 40652, 50815, 72680, 81304, 101630, 203260, 233749, 406520, 467498, 802877, 934996, 1168745, 1605754, 1869992, 2337490, 3211508, 4014385, 4674980, 6423016, 8028770, 9349960, 16057540, 18466171, 32115080, 36932342, 73864684, 92330855, 147729368, 184661710, 369323420, 738646840]

約数ペア:

[(1, 738646840), (2, 369323420), (4, 184661710), (5, 147729368), (8, 92330855), (10, 73864684), (20, 36932342), (23, 32115080), (40, 18466171), (46, 16057540), (79, 9349960), (92, 8028770), (115, 6423016), (158, 4674980), (184, 4014385), (230, 3211508), (316, 2337490), (395, 1869992), (460, 1605754), (632, 1168745), (790, 934996), (920, 802877), (1580, 467498), (1817, 406520), (3160, 233749), (3634, 203260), (7268, 101630), (9085, 81304), (10163, 72680), (14536, 50815), (18170, 40652), (20326, 36340)]