858451380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{1597}}^1$

素因数の和:1674

約数の個数: 144

約数和(自身を含む): 2637390336

約数和(自身を除く): 1778938956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 186, 204, 255, 289, 310, 340, 372, 465, 510, 527, 578, 620, 867, 930, 1020, 1054, 1156, 1445, 1581, 1597, 1734, 1860, 2108, 2635, 2890, 3162, 3194, 3468, 4335, 4791, 5270, 5780, 6324, 6388, 7905, 7985, 8670, 8959, 9582, 10540, 15810, 15970, 17340, 17918, 19164, 23955, 26877, 27149, 31620, 31940, 35836, 44795, 47910, 49507, 53754, 54298, 81447, 89590, 95820, 99014, 107508, 108596, 134385, 135745, 148521, 162894, 179180, 198028, 247535, 268770, 271490, 297042, 325788, 407235, 461533, 495070, 537540, 542980, 594084, 742605, 814470, 841619, 923066, 990140, 1384599, 1485210, 1628940, 1683238, 1846132, 2307665, 2524857, 2769198, 2970420, 3366476, 4208095, 4615330, 5049714, 5538396, 6922995, 8416190, 9230660, 10099428, 12624285, 13845990, 14307523, 16832380, 25248570, 27691980, 28615046, 42922569, 50497140, 57230092, 71537615, 85845138, 143075230, 171690276, 214612845, 286150460, 429225690, 858451380]

約数ペア:

[(1, 858451380), (2, 429225690), (3, 286150460), (4, 214612845), (5, 171690276), (6, 143075230), (10, 85845138), (12, 71537615), (15, 57230092), (17, 50497140), (20, 42922569), (30, 28615046), (31, 27691980), (34, 25248570), (51, 16832380), (60, 14307523), (62, 13845990), (68, 12624285), (85, 10099428), (93, 9230660), (102, 8416190), (124, 6922995), (155, 5538396), (170, 5049714), (186, 4615330), (204, 4208095), (255, 3366476), (289, 2970420), (310, 2769198), (340, 2524857), (372, 2307665), (465, 1846132), (510, 1683238), (527, 1628940), (578, 1485210), (620, 1384599), (867, 990140), (930, 923066), (1020, 841619), (1054, 814470), (1156, 742605), (1445, 594084), (1581, 542980), (1597, 537540), (1734, 495070), (1860, 461533), (2108, 407235), (2635, 325788), (2890, 297042), (3162, 271490), (3194, 268770), (3468, 247535), (4335, 198028), (4791, 179180), (5270, 162894), (5780, 148521), (6324, 135745), (6388, 134385), (7905, 108596), (7985, 107508), (8670, 99014), (8959, 95820), (9582, 89590), (10540, 81447), (15810, 54298), (15970, 53754), (17340, 49507), (17918, 47910), (19164, 44795), (23955, 35836), (26877, 31940), (27149, 31620)]