90018720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5683}}^1$

素因数の和:5715

約数の個数: 144

約数和(自身を含む): 335174112

約数和(自身を除く): 245155392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 5280, 5683, 7920, 11366, 15840, 17049, 22732, 28415, 34098, 45464, 51147, 56830, 62513, 68196, 85245, 90928, 102294, 113660, 125026, 136392, 170490, 181856, 187539, 204588, 227320, 250052, 255735, 272784, 312565, 340980, 375078, 409176, 454640, 500104, 511470, 545568, 562617, 625130, 681960, 750156, 818352, 909280, 937695, 1000208, 1022940, 1125234, 1250260, 1363920, 1500312, 1636704, 1875390, 2000416, 2045880, 2250468, 2500520, 2727840, 2813085, 3000624, 3750780, 4091760, 4500936, 5001040, 5626170, 6001248, 7501560, 8183520, 9001872, 10002080, 11252340, 15003120, 18003744, 22504680, 30006240, 45009360, 90018720]

約数ペア:

[(1, 90018720), (2, 45009360), (3, 30006240), (4, 22504680), (5, 18003744), (6, 15003120), (8, 11252340), (9, 10002080), (10, 9001872), (11, 8183520), (12, 7501560), (15, 6001248), (16, 5626170), (18, 5001040), (20, 4500936), (22, 4091760), (24, 3750780), (30, 3000624), (32, 2813085), (33, 2727840), (36, 2500520), (40, 2250468), (44, 2045880), (45, 2000416), (48, 1875390), (55, 1636704), (60, 1500312), (66, 1363920), (72, 1250260), (80, 1125234), (88, 1022940), (90, 1000208), (96, 937695), (99, 909280), (110, 818352), (120, 750156), (132, 681960), (144, 625130), (160, 562617), (165, 545568), (176, 511470), (180, 500104), (198, 454640), (220, 409176), (240, 375078), (264, 340980), (288, 312565), (330, 272784), (352, 255735), (360, 250052), (396, 227320), (440, 204588), (480, 187539), (495, 181856), (528, 170490), (660, 136392), (720, 125026), (792, 113660), (880, 102294), (990, 90928), (1056, 85245), (1320, 68196), (1440, 62513), (1584, 56830), (1760, 51147), (1980, 45464), (2640, 34098), (3168, 28415), (3960, 22732), (5280, 17049), (5683, 15840), (7920, 11366)]