282390160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:537

約数の個数: 160

約数和(自身を含む): 769950720

約数和(自身を除く): 487560560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 80, 95, 104, 124, 130, 152, 155, 190, 208, 247, 248, 260, 304, 310, 380, 403, 461, 494, 496, 520, 589, 620, 760, 806, 922, 988, 1040, 1178, 1235, 1240, 1520, 1612, 1844, 1976, 2015, 2305, 2356, 2470, 2480, 2945, 3224, 3688, 3952, 4030, 4610, 4712, 4940, 5890, 5993, 6448, 7376, 7657, 8060, 8759, 9220, 9424, 9880, 11780, 11986, 14291, 15314, 16120, 17518, 18440, 19760, 23560, 23972, 28582, 29965, 30628, 32240, 35036, 36880, 38285, 43795, 47120, 47944, 57164, 59930, 61256, 70072, 71455, 76570, 87590, 95888, 113867, 114328, 119860, 122512, 140144, 142910, 153140, 175180, 185783, 227734, 228656, 239720, 271529, 285820, 306280, 350360, 371566, 455468, 479440, 543058, 569335, 571640, 612560, 700720, 743132, 910936, 928915, 1086116, 1138670, 1143280, 1357645, 1486264, 1821872, 1857830, 2172232, 2277340, 2715290, 2972528, 3529877, 3715660, 4344464, 4554680, 5430580, 7059754, 7431320, 9109360, 10861160, 14119508, 14862640, 17649385, 21722320, 28239016, 35298770, 56478032, 70597540, 141195080, 282390160]

約数ペア:

[(1, 282390160), (2, 141195080), (4, 70597540), (5, 56478032), (8, 35298770), (10, 28239016), (13, 21722320), (16, 17649385), (19, 14862640), (20, 14119508), (26, 10861160), (31, 9109360), (38, 7431320), (40, 7059754), (52, 5430580), (62, 4554680), (65, 4344464), (76, 3715660), (80, 3529877), (95, 2972528), (104, 2715290), (124, 2277340), (130, 2172232), (152, 1857830), (155, 1821872), (190, 1486264), (208, 1357645), (247, 1143280), (248, 1138670), (260, 1086116), (304, 928915), (310, 910936), (380, 743132), (403, 700720), (461, 612560), (494, 571640), (496, 569335), (520, 543058), (589, 479440), (620, 455468), (760, 371566), (806, 350360), (922, 306280), (988, 285820), (1040, 271529), (1178, 239720), (1235, 228656), (1240, 227734), (1520, 185783), (1612, 175180), (1844, 153140), (1976, 142910), (2015, 140144), (2305, 122512), (2356, 119860), (2470, 114328), (2480, 113867), (2945, 95888), (3224, 87590), (3688, 76570), (3952, 71455), (4030, 70072), (4610, 61256), (4712, 59930), (4940, 57164), (5890, 47944), (5993, 47120), (6448, 43795), (7376, 38285), (7657, 36880), (8060, 35036), (8759, 32240), (9220, 30628), (9424, 29965), (9880, 28582), (11780, 23972), (11986, 23560), (14291, 19760), (15314, 18440), (16120, 17518)]