664412320

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:519

約数の個数: 192

約数和(自身を含む): 1874638080

約数和(自身を除く): 1210225760

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 71, 80, 88, 104, 110, 130, 142, 143, 160, 176, 208, 220, 260, 284, 286, 352, 355, 409, 416, 440, 520, 568, 572, 710, 715, 781, 818, 880, 923, 1040, 1136, 1144, 1420, 1430, 1562, 1636, 1760, 1846, 2045, 2080, 2272, 2288, 2840, 2860, 3124, 3272, 3692, 3905, 4090, 4499, 4576, 4615, 5317, 5680, 5720, 6248, 6544, 7384, 7810, 8180, 8998, 9230, 10153, 10634, 11360, 11440, 12496, 13088, 14768, 15620, 16360, 17996, 18460, 20306, 21268, 22495, 22880, 24992, 26585, 29039, 29536, 31240, 32720, 35992, 36920, 40612, 42536, 44990, 50765, 53170, 58078, 58487, 62480, 65440, 71984, 73840, 81224, 85072, 89980, 101530, 106340, 116156, 116974, 124960, 143968, 145195, 147680, 162448, 170144, 179960, 203060, 212680, 232312, 233948, 290390, 292435, 319429, 324896, 359920, 377507, 406120, 425360, 464624, 467896, 580780, 584870, 638858, 719840, 755014, 812240, 850720, 929248, 935792, 1161560, 1169740, 1277716, 1510028, 1597145, 1624480, 1871584, 1887535, 2323120, 2339480, 2555432, 3020056, 3194290, 3775070, 4152577, 4646240, 4678960, 5110864, 6040112, 6388580, 7550140, 8305154, 9357920, 10221728, 12080224, 12777160, 15100280, 16610308, 20762885, 25554320, 30200560, 33220616, 41525770, 51108640, 60401120, 66441232, 83051540, 132882464, 166103080, 332206160, 664412320]

約数ペア:

[(1, 664412320), (2, 332206160), (4, 166103080), (5, 132882464), (8, 83051540), (10, 66441232), (11, 60401120), (13, 51108640), (16, 41525770), (20, 33220616), (22, 30200560), (26, 25554320), (32, 20762885), (40, 16610308), (44, 15100280), (52, 12777160), (55, 12080224), (65, 10221728), (71, 9357920), (80, 8305154), (88, 7550140), (104, 6388580), (110, 6040112), (130, 5110864), (142, 4678960), (143, 4646240), (160, 4152577), (176, 3775070), (208, 3194290), (220, 3020056), (260, 2555432), (284, 2339480), (286, 2323120), (352, 1887535), (355, 1871584), (409, 1624480), (416, 1597145), (440, 1510028), (520, 1277716), (568, 1169740), (572, 1161560), (710, 935792), (715, 929248), (781, 850720), (818, 812240), (880, 755014), (923, 719840), (1040, 638858), (1136, 584870), (1144, 580780), (1420, 467896), (1430, 464624), (1562, 425360), (1636, 406120), (1760, 377507), (1846, 359920), (2045, 324896), (2080, 319429), (2272, 292435), (2288, 290390), (2840, 233948), (2860, 232312), (3124, 212680), (3272, 203060), (3692, 179960), (3905, 170144), (4090, 162448), (4499, 147680), (4576, 145195), (4615, 143968), (5317, 124960), (5680, 116974), (5720, 116156), (6248, 106340), (6544, 101530), (7384, 89980), (7810, 85072), (8180, 81224), (8998, 73840), (9230, 71984), (10153, 65440), (10634, 62480), (11360, 58487), (11440, 58078), (12496, 53170), (13088, 50765), (14768, 44990), (15620, 42536), (16360, 40612), (17996, 36920), (18460, 35992), (20306, 32720), (21268, 31240), (22495, 29536), (22880, 29039), (24992, 26585)]