131872728

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:150

約数の個数: 128

約数和(自身を含む): 371851200

約数和(自身を除く): 239978472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 41, 52, 61, 78, 82, 104, 122, 123, 156, 164, 169, 183, 244, 246, 312, 328, 338, 366, 488, 492, 507, 533, 676, 732, 793, 984, 1014, 1066, 1352, 1464, 1586, 1599, 2028, 2132, 2197, 2379, 2501, 3172, 3198, 4056, 4264, 4394, 4758, 5002, 6344, 6396, 6591, 6929, 7503, 8788, 9516, 10004, 10309, 12792, 13182, 13858, 15006, 17576, 19032, 20008, 20618, 20787, 26364, 27716, 30012, 30927, 32513, 41236, 41574, 52728, 55432, 60024, 61854, 65026, 82472, 83148, 90077, 97539, 123708, 130052, 134017, 166296, 180154, 195078, 247416, 260104, 268034, 270231, 360308, 390156, 402051, 422669, 536068, 540462, 720616, 780312, 804102, 845338, 1072136, 1080924, 1268007, 1608204, 1690676, 2161848, 2536014, 3216408, 3381352, 5072028, 5494697, 10144056, 10989394, 16484091, 21978788, 32968182, 43957576, 65936364, 131872728]

約数ペア:

[(1, 131872728), (2, 65936364), (3, 43957576), (4, 32968182), (6, 21978788), (8, 16484091), (12, 10989394), (13, 10144056), (24, 5494697), (26, 5072028), (39, 3381352), (41, 3216408), (52, 2536014), (61, 2161848), (78, 1690676), (82, 1608204), (104, 1268007), (122, 1080924), (123, 1072136), (156, 845338), (164, 804102), (169, 780312), (183, 720616), (244, 540462), (246, 536068), (312, 422669), (328, 402051), (338, 390156), (366, 360308), (488, 270231), (492, 268034), (507, 260104), (533, 247416), (676, 195078), (732, 180154), (793, 166296), (984, 134017), (1014, 130052), (1066, 123708), (1352, 97539), (1464, 90077), (1586, 83148), (1599, 82472), (2028, 65026), (2132, 61854), (2197, 60024), (2379, 55432), (2501, 52728), (3172, 41574), (3198, 41236), (4056, 32513), (4264, 30927), (4394, 30012), (4758, 27716), (5002, 26364), (6344, 20787), (6396, 20618), (6591, 20008), (6929, 19032), (7503, 17576), (8788, 15006), (9516, 13858), (10004, 13182), (10309, 12792)]