254629980

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{433}}^1$

素因数の和:479

約数の個数: 216

約数和(自身を含む): 882453936

約数和(自身を除く): 627823956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 121, 132, 135, 162, 165, 180, 198, 220, 242, 243, 270, 297, 324, 330, 363, 396, 405, 433, 484, 486, 495, 540, 594, 605, 660, 726, 810, 866, 891, 972, 990, 1089, 1188, 1210, 1215, 1299, 1452, 1485, 1620, 1732, 1782, 1815, 1980, 2165, 2178, 2420, 2430, 2598, 2673, 2970, 3267, 3564, 3630, 3897, 4330, 4356, 4455, 4763, 4860, 5196, 5346, 5445, 5940, 6495, 6534, 7260, 7794, 8660, 8910, 9526, 9801, 10692, 10890, 11691, 12990, 13068, 13365, 14289, 15588, 16335, 17820, 19052, 19485, 19602, 21780, 23382, 23815, 25980, 26730, 28578, 29403, 32670, 35073, 38970, 39204, 42867, 46764, 47630, 49005, 52393, 53460, 57156, 58455, 58806, 65340, 70146, 71445, 77940, 85734, 95260, 98010, 104786, 105219, 116910, 117612, 128601, 140292, 142890, 147015, 157179, 171468, 175365, 196020, 209572, 210438, 214335, 233820, 257202, 261965, 285780, 294030, 314358, 350730, 385803, 420876, 428670, 471537, 514404, 523930, 526095, 588060, 628716, 643005, 701460, 771606, 785895, 857340, 943074, 1047860, 1052190, 1157409, 1286010, 1414611, 1543212, 1571790, 1886148, 1929015, 2104380, 2314818, 2357685, 2572020, 2829222, 3143580, 3858030, 4243833, 4629636, 4715370, 5658444, 5787045, 7073055, 7716060, 8487666, 9430740, 11574090, 12731499, 14146110, 16975332, 21219165, 23148180, 25462998, 28292220, 42438330, 50925996, 63657495, 84876660, 127314990, 254629980]

約数ペア:

[(1, 254629980), (2, 127314990), (3, 84876660), (4, 63657495), (5, 50925996), (6, 42438330), (9, 28292220), (10, 25462998), (11, 23148180), (12, 21219165), (15, 16975332), (18, 14146110), (20, 12731499), (22, 11574090), (27, 9430740), (30, 8487666), (33, 7716060), (36, 7073055), (44, 5787045), (45, 5658444), (54, 4715370), (55, 4629636), (60, 4243833), (66, 3858030), (81, 3143580), (90, 2829222), (99, 2572020), (108, 2357685), (110, 2314818), (121, 2104380), (132, 1929015), (135, 1886148), (162, 1571790), (165, 1543212), (180, 1414611), (198, 1286010), (220, 1157409), (242, 1052190), (243, 1047860), (270, 943074), (297, 857340), (324, 785895), (330, 771606), (363, 701460), (396, 643005), (405, 628716), (433, 588060), (484, 526095), (486, 523930), (495, 514404), (540, 471537), (594, 428670), (605, 420876), (660, 385803), (726, 350730), (810, 314358), (866, 294030), (891, 285780), (972, 261965), (990, 257202), (1089, 233820), (1188, 214335), (1210, 210438), (1215, 209572), (1299, 196020), (1452, 175365), (1485, 171468), (1620, 157179), (1732, 147015), (1782, 142890), (1815, 140292), (1980, 128601), (2165, 117612), (2178, 116910), (2420, 105219), (2430, 104786), (2598, 98010), (2673, 95260), (2970, 85734), (3267, 77940), (3564, 71445), (3630, 70146), (3897, 65340), (4330, 58806), (4356, 58455), (4455, 57156), (4763, 53460), (4860, 52393), (5196, 49005), (5346, 47630), (5445, 46764), (5940, 42867), (6495, 39204), (6534, 38970), (7260, 35073), (7794, 32670), (8660, 29403), (8910, 28578), (9526, 26730), (9801, 25980), (10692, 23815), (10890, 23382), (11691, 21780), (12990, 19602), (13068, 19485), (13365, 19052), (14289, 17820), (15588, 16335)]