259727520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:527

約数の個数: 192

約数和(自身を含む): 891596160

約数和(自身を除く): 631868640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 107, 120, 130, 156, 160, 195, 208, 214, 240, 260, 312, 321, 389, 390, 416, 428, 480, 520, 535, 624, 642, 778, 780, 856, 1040, 1070, 1167, 1248, 1284, 1391, 1556, 1560, 1605, 1712, 1945, 2080, 2140, 2334, 2568, 2782, 3112, 3120, 3210, 3424, 3890, 4173, 4280, 4668, 5057, 5136, 5564, 5835, 6224, 6240, 6420, 6955, 7780, 8346, 8560, 9336, 10114, 10272, 11128, 11670, 12448, 12840, 13910, 15171, 15560, 16692, 17120, 18672, 20228, 20865, 22256, 23340, 25285, 25680, 27820, 30342, 31120, 33384, 37344, 40456, 41623, 41730, 44512, 46680, 50570, 51360, 55640, 60684, 62240, 66768, 75855, 80912, 83246, 83460, 93360, 101140, 111280, 121368, 124869, 133536, 151710, 161824, 166492, 166920, 186720, 202280, 208115, 222560, 242736, 249738, 303420, 332984, 333840, 404560, 416230, 485472, 499476, 541099, 606840, 624345, 665968, 667680, 809120, 832460, 998952, 1082198, 1213680, 1248690, 1331936, 1623297, 1664920, 1997904, 2164396, 2427360, 2497380, 2705495, 3246594, 3329840, 3995808, 4328792, 4994760, 5410990, 6493188, 6659680, 8116485, 8657584, 9989520, 10821980, 12986376, 16232970, 17315168, 19979040, 21643960, 25972752, 32465940, 43287920, 51945504, 64931880, 86575840, 129863760, 259727520]

約数ペア:

[(1, 259727520), (2, 129863760), (3, 86575840), (4, 64931880), (5, 51945504), (6, 43287920), (8, 32465940), (10, 25972752), (12, 21643960), (13, 19979040), (15, 17315168), (16, 16232970), (20, 12986376), (24, 10821980), (26, 9989520), (30, 8657584), (32, 8116485), (39, 6659680), (40, 6493188), (48, 5410990), (52, 4994760), (60, 4328792), (65, 3995808), (78, 3329840), (80, 3246594), (96, 2705495), (104, 2497380), (107, 2427360), (120, 2164396), (130, 1997904), (156, 1664920), (160, 1623297), (195, 1331936), (208, 1248690), (214, 1213680), (240, 1082198), (260, 998952), (312, 832460), (321, 809120), (389, 667680), (390, 665968), (416, 624345), (428, 606840), (480, 541099), (520, 499476), (535, 485472), (624, 416230), (642, 404560), (778, 333840), (780, 332984), (856, 303420), (1040, 249738), (1070, 242736), (1167, 222560), (1248, 208115), (1284, 202280), (1391, 186720), (1556, 166920), (1560, 166492), (1605, 161824), (1712, 151710), (1945, 133536), (2080, 124869), (2140, 121368), (2334, 111280), (2568, 101140), (2782, 93360), (3112, 83460), (3120, 83246), (3210, 80912), (3424, 75855), (3890, 66768), (4173, 62240), (4280, 60684), (4668, 55640), (5057, 51360), (5136, 50570), (5564, 46680), (5835, 44512), (6224, 41730), (6240, 41623), (6420, 40456), (6955, 37344), (7780, 33384), (8346, 31120), (8560, 30342), (9336, 27820), (10114, 25680), (10272, 25285), (11128, 23340), (11670, 22256), (12448, 20865), (12840, 20228), (13910, 18672), (15171, 17120), (15560, 16692)]