1991833920

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{4243}}^1$

素因数の和:4429

約数の個数: 168

約数和(自身を含む): 6894734496

約数和(自身を除く): 4902900576

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, 64, 72, 80, 90, 96, 120, 144, 160, 163, 180, 192, 240, 288, 320, 326, 360, 480, 489, 576, 652, 720, 815, 960, 978, 1304, 1440, 1467, 1630, 1956, 2445, 2608, 2880, 2934, 3260, 3912, 4243, 4890, 5216, 5868, 6520, 7335, 7824, 8486, 9780, 10432, 11736, 12729, 13040, 14670, 15648, 16972, 19560, 21215, 23472, 25458, 26080, 29340, 31296, 33944, 38187, 39120, 42430, 46944, 50916, 52160, 58680, 63645, 67888, 76374, 78240, 84860, 93888, 101832, 117360, 127290, 135776, 152748, 156480, 169720, 190935, 203664, 234720, 254580, 271552, 305496, 339440, 381870, 407328, 469440, 509160, 610992, 678880, 691609, 763740, 814656, 1018320, 1221984, 1357760, 1383218, 1527480, 2036640, 2074827, 2443968, 2766436, 3054960, 3458045, 4073280, 4149654, 5532872, 6109920, 6224481, 6916090, 8299308, 10374135, 11065744, 12219840, 12448962, 13832180, 16598616, 20748270, 22131488, 24897924, 27664360, 31122405, 33197232, 41496540, 44262976, 49795848, 55328720, 62244810, 66394464, 82993080, 99591696, 110657440, 124489620, 132788928, 165986160, 199183392, 221314880, 248979240, 331972320, 398366784, 497958480, 663944640, 995916960, 1991833920]

約数ペア:

[(1, 1991833920), (2, 995916960), (3, 663944640), (4, 497958480), (5, 398366784), (6, 331972320), (8, 248979240), (9, 221314880), (10, 199183392), (12, 165986160), (15, 132788928), (16, 124489620), (18, 110657440), (20, 99591696), (24, 82993080), (30, 66394464), (32, 62244810), (36, 55328720), (40, 49795848), (45, 44262976), (48, 41496540), (60, 33197232), (64, 31122405), (72, 27664360), (80, 24897924), (90, 22131488), (96, 20748270), (120, 16598616), (144, 13832180), (160, 12448962), (163, 12219840), (180, 11065744), (192, 10374135), (240, 8299308), (288, 6916090), (320, 6224481), (326, 6109920), (360, 5532872), (480, 4149654), (489, 4073280), (576, 3458045), (652, 3054960), (720, 2766436), (815, 2443968), (960, 2074827), (978, 2036640), (1304, 1527480), (1440, 1383218), (1467, 1357760), (1630, 1221984), (1956, 1018320), (2445, 814656), (2608, 763740), (2880, 691609), (2934, 678880), (3260, 610992), (3912, 509160), (4243, 469440), (4890, 407328), (5216, 381870), (5868, 339440), (6520, 305496), (7335, 271552), (7824, 254580), (8486, 234720), (9780, 203664), (10432, 190935), (11736, 169720), (12729, 156480), (13040, 152748), (14670, 135776), (15648, 127290), (16972, 117360), (19560, 101832), (21215, 93888), (23472, 84860), (25458, 78240), (26080, 76374), (29340, 67888), (31296, 63645), (33944, 58680), (38187, 52160), (39120, 50916), (42430, 46944)]