211069980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{881}}^1$

素因数の和:929

約数の個数: 144

約数和(自身を含む): 705021408

約数和(自身を除く): 493951428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 881, 990, 1089, 1210, 1331, 1452, 1762, 1815, 1980, 2178, 2420, 2643, 2662, 3524, 3630, 3993, 4356, 4405, 5286, 5324, 5445, 6655, 7260, 7929, 7986, 8810, 9691, 10572, 10890, 11979, 13215, 13310, 15858, 15972, 17620, 19382, 19965, 21780, 23958, 26430, 26620, 29073, 31716, 38764, 39645, 39930, 47916, 48455, 52860, 58146, 59895, 79290, 79860, 87219, 96910, 106601, 116292, 119790, 145365, 158580, 174438, 193820, 213202, 239580, 290730, 319803, 348876, 426404, 436095, 533005, 581460, 639606, 872190, 959409, 1066010, 1172611, 1279212, 1599015, 1744380, 1918818, 2132020, 2345222, 3198030, 3517833, 3837636, 4690444, 4797045, 5863055, 6396060, 7035666, 9594090, 10553499, 11726110, 14071332, 17589165, 19188180, 21106998, 23452220, 35178330, 42213996, 52767495, 70356660, 105534990, 211069980]

約数ペア:

[(1, 211069980), (2, 105534990), (3, 70356660), (4, 52767495), (5, 42213996), (6, 35178330), (9, 23452220), (10, 21106998), (11, 19188180), (12, 17589165), (15, 14071332), (18, 11726110), (20, 10553499), (22, 9594090), (30, 7035666), (33, 6396060), (36, 5863055), (44, 4797045), (45, 4690444), (55, 3837636), (60, 3517833), (66, 3198030), (90, 2345222), (99, 2132020), (110, 1918818), (121, 1744380), (132, 1599015), (165, 1279212), (180, 1172611), (198, 1066010), (220, 959409), (242, 872190), (330, 639606), (363, 581460), (396, 533005), (484, 436095), (495, 426404), (605, 348876), (660, 319803), (726, 290730), (881, 239580), (990, 213202), (1089, 193820), (1210, 174438), (1331, 158580), (1452, 145365), (1762, 119790), (1815, 116292), (1980, 106601), (2178, 96910), (2420, 87219), (2643, 79860), (2662, 79290), (3524, 59895), (3630, 58146), (3993, 52860), (4356, 48455), (4405, 47916), (5286, 39930), (5324, 39645), (5445, 38764), (6655, 31716), (7260, 29073), (7929, 26620), (7986, 26430), (8810, 23958), (9691, 21780), (10572, 19965), (10890, 19382), (11979, 17620), (13215, 15972), (13310, 15858)]