64429920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{443}}^1$

素因数の和:565

約数の個数: 144

約数和(自身を含む): 222545232

約数和(自身を除く): 158115312

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, 72, 80, 90, 96, 101, 120, 144, 160, 180, 202, 240, 288, 303, 360, 404, 443, 480, 505, 606, 720, 808, 886, 909, 1010, 1212, 1329, 1440, 1515, 1616, 1772, 1818, 2020, 2215, 2424, 2658, 3030, 3232, 3544, 3636, 3987, 4040, 4430, 4545, 4848, 5316, 6060, 6645, 7088, 7272, 7974, 8080, 8860, 9090, 9696, 10632, 12120, 13290, 14176, 14544, 15948, 16160, 17720, 18180, 19935, 21264, 24240, 26580, 29088, 31896, 35440, 36360, 39870, 42528, 44743, 48480, 53160, 63792, 70880, 72720, 79740, 89486, 106320, 127584, 134229, 145440, 159480, 178972, 212640, 223715, 268458, 318960, 357944, 402687, 447430, 536916, 637920, 671145, 715888, 805374, 894860, 1073832, 1342290, 1431776, 1610748, 1789720, 2013435, 2147664, 2684580, 3221496, 3579440, 4026870, 4295328, 5369160, 6442992, 7158880, 8053740, 10738320, 12885984, 16107480, 21476640, 32214960, 64429920]

約数ペア:

[(1, 64429920), (2, 32214960), (3, 21476640), (4, 16107480), (5, 12885984), (6, 10738320), (8, 8053740), (9, 7158880), (10, 6442992), (12, 5369160), (15, 4295328), (16, 4026870), (18, 3579440), (20, 3221496), (24, 2684580), (30, 2147664), (32, 2013435), (36, 1789720), (40, 1610748), (45, 1431776), (48, 1342290), (60, 1073832), (72, 894860), (80, 805374), (90, 715888), (96, 671145), (101, 637920), (120, 536916), (144, 447430), (160, 402687), (180, 357944), (202, 318960), (240, 268458), (288, 223715), (303, 212640), (360, 178972), (404, 159480), (443, 145440), (480, 134229), (505, 127584), (606, 106320), (720, 89486), (808, 79740), (886, 72720), (909, 70880), (1010, 63792), (1212, 53160), (1329, 48480), (1440, 44743), (1515, 42528), (1616, 39870), (1772, 36360), (1818, 35440), (2020, 31896), (2215, 29088), (2424, 26580), (2658, 24240), (3030, 21264), (3232, 19935), (3544, 18180), (3636, 17720), (3987, 16160), (4040, 15948), (4430, 14544), (4545, 14176), (4848, 13290), (5316, 12120), (6060, 10632), (6645, 9696), (7088, 9090), (7272, 8860), (7974, 8080)]