131990560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:171

約数の個数: 192

約数和(自身を含む): 365783040

約数和(自身を除く): 233792480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 31, 32, 40, 46, 52, 62, 65, 80, 89, 92, 104, 115, 124, 130, 155, 160, 178, 184, 208, 230, 248, 260, 299, 310, 356, 368, 403, 416, 445, 460, 496, 520, 598, 620, 712, 713, 736, 806, 890, 920, 992, 1040, 1157, 1196, 1240, 1424, 1426, 1495, 1612, 1780, 1840, 2015, 2047, 2080, 2314, 2392, 2480, 2759, 2848, 2852, 2990, 3224, 3560, 3565, 3680, 4030, 4094, 4628, 4784, 4960, 5518, 5704, 5785, 5980, 6448, 7120, 7130, 8060, 8188, 9256, 9269, 9568, 10235, 11036, 11408, 11570, 11960, 12896, 13795, 14240, 14260, 16120, 16376, 18512, 18538, 20470, 22072, 22816, 23140, 23920, 26611, 27590, 28520, 32240, 32752, 35867, 37024, 37076, 40940, 44144, 46280, 46345, 47840, 53222, 55180, 57040, 63457, 64480, 65504, 71734, 74152, 81880, 88288, 92560, 92690, 106444, 110360, 114080, 126914, 133055, 143468, 148304, 163760, 179335, 185120, 185380, 212888, 220720, 253828, 266110, 286936, 296608, 317285, 327520, 358670, 370760, 425776, 441440, 507656, 532220, 573872, 634570, 717340, 741520, 824941, 851552, 1015312, 1064440, 1147744, 1269140, 1434680, 1483040, 1649882, 2030624, 2128880, 2538280, 2869360, 3299764, 4124705, 4257760, 5076560, 5738720, 6599528, 8249410, 10153120, 13199056, 16498820, 26398112, 32997640, 65995280, 131990560]

約数ペア:

[(1, 131990560), (2, 65995280), (4, 32997640), (5, 26398112), (8, 16498820), (10, 13199056), (13, 10153120), (16, 8249410), (20, 6599528), (23, 5738720), (26, 5076560), (31, 4257760), (32, 4124705), (40, 3299764), (46, 2869360), (52, 2538280), (62, 2128880), (65, 2030624), (80, 1649882), (89, 1483040), (92, 1434680), (104, 1269140), (115, 1147744), (124, 1064440), (130, 1015312), (155, 851552), (160, 824941), (178, 741520), (184, 717340), (208, 634570), (230, 573872), (248, 532220), (260, 507656), (299, 441440), (310, 425776), (356, 370760), (368, 358670), (403, 327520), (416, 317285), (445, 296608), (460, 286936), (496, 266110), (520, 253828), (598, 220720), (620, 212888), (712, 185380), (713, 185120), (736, 179335), (806, 163760), (890, 148304), (920, 143468), (992, 133055), (1040, 126914), (1157, 114080), (1196, 110360), (1240, 106444), (1424, 92690), (1426, 92560), (1495, 88288), (1612, 81880), (1780, 74152), (1840, 71734), (2015, 65504), (2047, 64480), (2080, 63457), (2314, 57040), (2392, 55180), (2480, 53222), (2759, 47840), (2848, 46345), (2852, 46280), (2990, 44144), (3224, 40940), (3560, 37076), (3565, 37024), (3680, 35867), (4030, 32752), (4094, 32240), (4628, 28520), (4784, 27590), (4960, 26611), (5518, 23920), (5704, 23140), (5785, 22816), (5980, 22072), (6448, 20470), (7120, 18538), (7130, 18512), (8060, 16376), (8188, 16120), (9256, 14260), (9269, 14240), (9568, 13795), (10235, 12896), (11036, 11960), (11408, 11570)]