86858280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:272

約数の個数: 192

約数和(自身を含む): 299819520

約数和(自身を除く): 212961240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 43, 45, 60, 62, 72, 86, 90, 93, 120, 124, 129, 155, 172, 180, 181, 186, 215, 248, 258, 279, 310, 344, 360, 362, 372, 387, 430, 465, 516, 543, 558, 620, 645, 724, 744, 774, 860, 905, 930, 1032, 1086, 1116, 1240, 1290, 1333, 1395, 1448, 1548, 1629, 1720, 1810, 1860, 1935, 2172, 2232, 2580, 2666, 2715, 2790, 3096, 3258, 3620, 3720, 3870, 3999, 4344, 5160, 5332, 5430, 5580, 5611, 6516, 6665, 7240, 7740, 7783, 7998, 8145, 10664, 10860, 11160, 11222, 11997, 13032, 13330, 15480, 15566, 15996, 16290, 16833, 19995, 21720, 22444, 23349, 23994, 26660, 28055, 31132, 31992, 32580, 33666, 38915, 39990, 44888, 46698, 47988, 50499, 53320, 56110, 59985, 62264, 65160, 67332, 70047, 77830, 79980, 84165, 93396, 95976, 100998, 112220, 116745, 119970, 134664, 140094, 155660, 159960, 168330, 186792, 201996, 224440, 233490, 239940, 241273, 252495, 280188, 311320, 336660, 350235, 403992, 466980, 479880, 482546, 504990, 560376, 673320, 700470, 723819, 933960, 965092, 1009980, 1206365, 1400940, 1447638, 1930184, 2019960, 2171457, 2412730, 2801880, 2895276, 3619095, 4342914, 4825460, 5790552, 7238190, 8685828, 9650920, 10857285, 14476380, 17371656, 21714570, 28952760, 43429140, 86858280]

約数ペア:

[(1, 86858280), (2, 43429140), (3, 28952760), (4, 21714570), (5, 17371656), (6, 14476380), (8, 10857285), (9, 9650920), (10, 8685828), (12, 7238190), (15, 5790552), (18, 4825460), (20, 4342914), (24, 3619095), (30, 2895276), (31, 2801880), (36, 2412730), (40, 2171457), (43, 2019960), (45, 1930184), (60, 1447638), (62, 1400940), (72, 1206365), (86, 1009980), (90, 965092), (93, 933960), (120, 723819), (124, 700470), (129, 673320), (155, 560376), (172, 504990), (180, 482546), (181, 479880), (186, 466980), (215, 403992), (248, 350235), (258, 336660), (279, 311320), (310, 280188), (344, 252495), (360, 241273), (362, 239940), (372, 233490), (387, 224440), (430, 201996), (465, 186792), (516, 168330), (543, 159960), (558, 155660), (620, 140094), (645, 134664), (724, 119970), (744, 116745), (774, 112220), (860, 100998), (905, 95976), (930, 93396), (1032, 84165), (1086, 79980), (1116, 77830), (1240, 70047), (1290, 67332), (1333, 65160), (1395, 62264), (1448, 59985), (1548, 56110), (1629, 53320), (1720, 50499), (1810, 47988), (1860, 46698), (1935, 44888), (2172, 39990), (2232, 38915), (2580, 33666), (2666, 32580), (2715, 31992), (2790, 31132), (3096, 28055), (3258, 26660), (3620, 23994), (3720, 23349), (3870, 22444), (3999, 21720), (4344, 19995), (5160, 16833), (5332, 16290), (5430, 15996), (5580, 15566), (5611, 15480), (6516, 13330), (6665, 13032), (7240, 11997), (7740, 11222), (7783, 11160), (7998, 10860), (8145, 10664)]