28157134080

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{677}}^1\times {\mathrm{10831}}^1$

素因数の和:11532

約数の個数: 144

約数和(自身を含む): 90067993344

約数和(自身を除く): 61910859264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 677, 768, 960, 1280, 1354, 1920, 2031, 2708, 3385, 3840, 4062, 5416, 6770, 8124, 10155, 10831, 10832, 13540, 16248, 20310, 21662, 21664, 27080, 32493, 32496, 40620, 43324, 43328, 54155, 54160, 64986, 64992, 81240, 86648, 86656, 108310, 108320, 129972, 129984, 162465, 162480, 173296, 173312, 216620, 216640, 259944, 259968, 324930, 324960, 346592, 433240, 433280, 519888, 519936, 649860, 649920, 693184, 866480, 866560, 1039776, 1299720, 1299840, 1386368, 1732960, 2079552, 2599440, 2599680, 2772736, 3465920, 4159104, 5198880, 6931840, 7332587, 8318208, 10397760, 13863680, 14665174, 20795520, 21997761, 29330348, 36662935, 41591040, 43995522, 58660696, 73325870, 87991044, 109988805, 117321392, 146651740, 175982088, 219977610, 234642784, 293303480, 351964176, 439955220, 469285568, 586606960, 703928352, 879910440, 938571136, 1173213920, 1407856704, 1759820880, 1877142272, 2346427840, 2815713408, 3519641760, 4692855680, 5631426816, 7039283520, 9385711360, 14078567040, 28157134080]

約数ペア:

[(1, 28157134080), (2, 14078567040), (3, 9385711360), (4, 7039283520), (5, 5631426816), (6, 4692855680), (8, 3519641760), (10, 2815713408), (12, 2346427840), (15, 1877142272), (16, 1759820880), (20, 1407856704), (24, 1173213920), (30, 938571136), (32, 879910440), (40, 703928352), (48, 586606960), (60, 469285568), (64, 439955220), (80, 351964176), (96, 293303480), (120, 234642784), (128, 219977610), (160, 175982088), (192, 146651740), (240, 117321392), (256, 109988805), (320, 87991044), (384, 73325870), (480, 58660696), (640, 43995522), (677, 41591040), (768, 36662935), (960, 29330348), (1280, 21997761), (1354, 20795520), (1920, 14665174), (2031, 13863680), (2708, 10397760), (3385, 8318208), (3840, 7332587), (4062, 6931840), (5416, 5198880), (6770, 4159104), (8124, 3465920), (10155, 2772736), (10831, 2599680), (10832, 2599440), (13540, 2079552), (16248, 1732960), (20310, 1386368), (21662, 1299840), (21664, 1299720), (27080, 1039776), (32493, 866560), (32496, 866480), (40620, 693184), (43324, 649920), (43328, 649860), (54155, 519936), (54160, 519888), (64986, 433280), (64992, 433240), (81240, 346592), (86648, 324960), (86656, 324930), (108310, 259968), (108320, 259944), (129972, 216640), (129984, 216620), (162465, 173312), (162480, 173296)]