128460870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:307

約数の個数: 128

約数和(自身を含む): 358318080

約数和(自身を除く): 229857210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 53, 54, 90, 94, 106, 135, 141, 159, 191, 235, 265, 270, 282, 318, 382, 423, 470, 477, 530, 573, 705, 795, 846, 954, 955, 1146, 1269, 1410, 1431, 1590, 1719, 1910, 2115, 2385, 2491, 2538, 2862, 2865, 3438, 4230, 4770, 4982, 5157, 5730, 6345, 7155, 7473, 8595, 8977, 10123, 10314, 12455, 12690, 14310, 14946, 17190, 17954, 20246, 22419, 24910, 25785, 26931, 30369, 37365, 44838, 44885, 50615, 51570, 53862, 60738, 67257, 74730, 80793, 89770, 91107, 101230, 112095, 134514, 134655, 151845, 161586, 182214, 224190, 242379, 269310, 273321, 303690, 336285, 403965, 455535, 475781, 484758, 546642, 672570, 807930, 911070, 951562, 1211895, 1366605, 1427343, 2378905, 2423790, 2733210, 2854686, 4282029, 4757810, 7136715, 8564058, 12846087, 14273430, 21410145, 25692174, 42820290, 64230435, 128460870]

約数ペア:

[(1, 128460870), (2, 64230435), (3, 42820290), (5, 25692174), (6, 21410145), (9, 14273430), (10, 12846087), (15, 8564058), (18, 7136715), (27, 4757810), (30, 4282029), (45, 2854686), (47, 2733210), (53, 2423790), (54, 2378905), (90, 1427343), (94, 1366605), (106, 1211895), (135, 951562), (141, 911070), (159, 807930), (191, 672570), (235, 546642), (265, 484758), (270, 475781), (282, 455535), (318, 403965), (382, 336285), (423, 303690), (470, 273321), (477, 269310), (530, 242379), (573, 224190), (705, 182214), (795, 161586), (846, 151845), (954, 134655), (955, 134514), (1146, 112095), (1269, 101230), (1410, 91107), (1431, 89770), (1590, 80793), (1719, 74730), (1910, 67257), (2115, 60738), (2385, 53862), (2491, 51570), (2538, 50615), (2862, 44885), (2865, 44838), (3438, 37365), (4230, 30369), (4770, 26931), (4982, 25785), (5157, 24910), (5730, 22419), (6345, 20246), (7155, 17954), (7473, 17190), (8595, 14946), (8977, 14310), (10123, 12690), (10314, 12455)]