90686880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{887}}^1$

素因数の和:979

約数の個数: 144

約数和(自身を含む): 314181504

約数和(自身を除く): 223494624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 213, 240, 284, 288, 355, 360, 426, 480, 568, 639, 710, 720, 852, 887, 1065, 1136, 1278, 1420, 1440, 1704, 1774, 2130, 2272, 2556, 2661, 2840, 3195, 3408, 3548, 4260, 4435, 5112, 5322, 5680, 6390, 6816, 7096, 7983, 8520, 8870, 10224, 10644, 11360, 12780, 13305, 14192, 15966, 17040, 17740, 20448, 21288, 25560, 26610, 28384, 31932, 34080, 35480, 39915, 42576, 51120, 53220, 62977, 63864, 70960, 79830, 85152, 102240, 106440, 125954, 127728, 141920, 159660, 188931, 212880, 251908, 255456, 314885, 319320, 377862, 425760, 503816, 566793, 629770, 638640, 755724, 944655, 1007632, 1133586, 1259540, 1277280, 1511448, 1889310, 2015264, 2267172, 2519080, 2833965, 3022896, 3778620, 4534344, 5038160, 5667930, 6045792, 7557240, 9068688, 10076320, 11335860, 15114480, 18137376, 22671720, 30228960, 45343440, 90686880]

約数ペア:

[(1, 90686880), (2, 45343440), (3, 30228960), (4, 22671720), (5, 18137376), (6, 15114480), (8, 11335860), (9, 10076320), (10, 9068688), (12, 7557240), (15, 6045792), (16, 5667930), (18, 5038160), (20, 4534344), (24, 3778620), (30, 3022896), (32, 2833965), (36, 2519080), (40, 2267172), (45, 2015264), (48, 1889310), (60, 1511448), (71, 1277280), (72, 1259540), (80, 1133586), (90, 1007632), (96, 944655), (120, 755724), (142, 638640), (144, 629770), (160, 566793), (180, 503816), (213, 425760), (240, 377862), (284, 319320), (288, 314885), (355, 255456), (360, 251908), (426, 212880), (480, 188931), (568, 159660), (639, 141920), (710, 127728), (720, 125954), (852, 106440), (887, 102240), (1065, 85152), (1136, 79830), (1278, 70960), (1420, 63864), (1440, 62977), (1704, 53220), (1774, 51120), (2130, 42576), (2272, 39915), (2556, 35480), (2661, 34080), (2840, 31932), (3195, 28384), (3408, 26610), (3548, 25560), (4260, 21288), (4435, 20448), (5112, 17740), (5322, 17040), (5680, 15966), (6390, 14192), (6816, 13305), (7096, 12780), (7983, 11360), (8520, 10644), (8870, 10224)]