85640580

素因数分解:

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

素因数の和:306

約数の個数: 144

約数和(自身を含む): 271724544

約数和(自身を除く): 186083964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 53, 60, 90, 94, 106, 141, 159, 180, 188, 191, 212, 235, 265, 282, 318, 382, 423, 470, 477, 530, 564, 573, 636, 705, 764, 795, 846, 940, 954, 955, 1060, 1146, 1410, 1590, 1692, 1719, 1908, 1910, 2115, 2292, 2385, 2491, 2820, 2865, 3180, 3438, 3820, 4230, 4770, 4982, 5730, 6876, 7473, 8460, 8595, 8977, 9540, 9964, 10123, 11460, 12455, 14946, 17190, 17954, 20246, 22419, 24910, 26931, 29892, 30369, 34380, 35908, 37365, 40492, 44838, 44885, 49820, 50615, 53862, 60738, 74730, 80793, 89676, 89770, 91107, 101230, 107724, 112095, 121476, 134655, 149460, 151845, 161586, 179540, 182214, 202460, 224190, 269310, 303690, 323172, 364428, 403965, 448380, 455535, 475781, 538620, 607380, 807930, 911070, 951562, 1427343, 1615860, 1822140, 1903124, 2378905, 2854686, 4282029, 4757810, 5709372, 7136715, 8564058, 9515620, 14273430, 17128116, 21410145, 28546860, 42820290, 85640580]

約数ペア:

[(1, 85640580), (2, 42820290), (3, 28546860), (4, 21410145), (5, 17128116), (6, 14273430), (9, 9515620), (10, 8564058), (12, 7136715), (15, 5709372), (18, 4757810), (20, 4282029), (30, 2854686), (36, 2378905), (45, 1903124), (47, 1822140), (53, 1615860), (60, 1427343), (90, 951562), (94, 911070), (106, 807930), (141, 607380), (159, 538620), (180, 475781), (188, 455535), (191, 448380), (212, 403965), (235, 364428), (265, 323172), (282, 303690), (318, 269310), (382, 224190), (423, 202460), (470, 182214), (477, 179540), (530, 161586), (564, 151845), (573, 149460), (636, 134655), (705, 121476), (764, 112095), (795, 107724), (846, 101230), (940, 91107), (954, 89770), (955, 89676), (1060, 80793), (1146, 74730), (1410, 60738), (1590, 53862), (1692, 50615), (1719, 49820), (1908, 44885), (1910, 44838), (2115, 40492), (2292, 37365), (2385, 35908), (2491, 34380), (2820, 30369), (2865, 29892), (3180, 26931), (3438, 24910), (3820, 22419), (4230, 20246), (4770, 17954), (4982, 17190), (5730, 14946), (6876, 12455), (7473, 11460), (8460, 10123), (8595, 9964), (8977, 9540)]