2621520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1$

素因数の和:361

約数の個数: 120

約数和(自身を含む): 9633312

約数和(自身を除く): 7011792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 331, 360, 396, 440, 495, 528, 660, 662, 720, 792, 880, 990, 993, 1320, 1324, 1584, 1655, 1980, 1986, 2640, 2648, 2979, 3310, 3641, 3960, 3972, 4965, 5296, 5958, 6620, 7282, 7920, 7944, 9930, 10923, 11916, 13240, 14564, 14895, 15888, 18205, 19860, 21846, 23832, 26480, 29128, 29790, 32769, 36410, 39720, 43692, 47664, 54615, 58256, 59580, 65538, 72820, 79440, 87384, 109230, 119160, 131076, 145640, 163845, 174768, 218460, 238320, 262152, 291280, 327690, 436920, 524304, 655380, 873840, 1310760, 2621520]

約数ペア:

[(1, 2621520), (2, 1310760), (3, 873840), (4, 655380), (5, 524304), (6, 436920), (8, 327690), (9, 291280), (10, 262152), (11, 238320), (12, 218460), (15, 174768), (16, 163845), (18, 145640), (20, 131076), (22, 119160), (24, 109230), (30, 87384), (33, 79440), (36, 72820), (40, 65538), (44, 59580), (45, 58256), (48, 54615), (55, 47664), (60, 43692), (66, 39720), (72, 36410), (80, 32769), (88, 29790), (90, 29128), (99, 26480), (110, 23832), (120, 21846), (132, 19860), (144, 18205), (165, 15888), (176, 14895), (180, 14564), (198, 13240), (220, 11916), (240, 10923), (264, 9930), (330, 7944), (331, 7920), (360, 7282), (396, 6620), (440, 5958), (495, 5296), (528, 4965), (660, 3972), (662, 3960), (720, 3641), (792, 3310), (880, 2979), (990, 2648), (993, 2640), (1320, 1986), (1324, 1980), (1584, 1655)]