493990056

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1367}}^1$

素因数の和:1628

約数の個数: 128

約数和(自身を含む): 1575936000

約数和(自身を除く): 1081945944

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 239, 252, 378, 478, 504, 717, 756, 956, 1367, 1434, 1512, 1673, 1912, 2151, 2734, 2868, 3346, 4101, 4302, 5019, 5468, 5736, 6453, 6692, 8202, 8604, 9569, 10038, 10936, 12303, 12906, 13384, 15057, 16404, 17208, 19138, 20076, 24606, 25812, 28707, 30114, 32808, 36909, 38276, 40152, 45171, 49212, 51624, 57414, 60228, 73818, 76552, 86121, 90342, 98424, 114828, 120456, 147636, 172242, 180684, 229656, 258363, 295272, 326713, 344484, 361368, 516726, 653426, 688968, 980139, 1033452, 1306852, 1960278, 2066904, 2286991, 2613704, 2940417, 3920556, 4573982, 5880834, 6860973, 7841112, 8821251, 9147964, 11761668, 13721946, 17642502, 18295928, 20582919, 23523336, 27443892, 35285004, 41165838, 54887784, 61748757, 70570008, 82331676, 123497514, 164663352, 246995028, 493990056]

約数ペア:

[(1, 493990056), (2, 246995028), (3, 164663352), (4, 123497514), (6, 82331676), (7, 70570008), (8, 61748757), (9, 54887784), (12, 41165838), (14, 35285004), (18, 27443892), (21, 23523336), (24, 20582919), (27, 18295928), (28, 17642502), (36, 13721946), (42, 11761668), (54, 9147964), (56, 8821251), (63, 7841112), (72, 6860973), (84, 5880834), (108, 4573982), (126, 3920556), (168, 2940417), (189, 2613704), (216, 2286991), (239, 2066904), (252, 1960278), (378, 1306852), (478, 1033452), (504, 980139), (717, 688968), (756, 653426), (956, 516726), (1367, 361368), (1434, 344484), (1512, 326713), (1673, 295272), (1912, 258363), (2151, 229656), (2734, 180684), (2868, 172242), (3346, 147636), (4101, 120456), (4302, 114828), (5019, 98424), (5468, 90342), (5736, 86121), (6453, 76552), (6692, 73818), (8202, 60228), (8604, 57414), (9569, 51624), (10038, 49212), (10936, 45171), (12303, 40152), (12906, 38276), (13384, 36909), (15057, 32808), (16404, 30114), (17208, 28707), (19138, 25812), (20076, 24606)]