520661520

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{26783}}^1$

素因数の和:26811

約数の個数: 120

約数和(自身を含む): 1813383936

約数和(自身を除く): 1292722416

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 19440, 26783, 53566, 80349, 107132, 133915, 160698, 214264, 241047, 267830, 321396, 401745, 428528, 482094, 535660, 642792, 723141, 803490, 964188, 1071320, 1205235, 1285584, 1446282, 1606980, 1928376, 2142640, 2169423, 2410470, 2892564, 3213960, 3615705, 3856752, 4338846, 4820940, 5785128, 6427920, 6508269, 7231410, 8677692, 9641880, 10847115, 11570256, 13016538, 14462820, 17355384, 19283760, 21694230, 26033076, 28925640, 32541345, 34710768, 43388460, 52066152, 57851280, 65082690, 86776920, 104132304, 130165380, 173553840, 260330760, 520661520]

約数ペア:

[(1, 520661520), (2, 260330760), (3, 173553840), (4, 130165380), (5, 104132304), (6, 86776920), (8, 65082690), (9, 57851280), (10, 52066152), (12, 43388460), (15, 34710768), (16, 32541345), (18, 28925640), (20, 26033076), (24, 21694230), (27, 19283760), (30, 17355384), (36, 14462820), (40, 13016538), (45, 11570256), (48, 10847115), (54, 9641880), (60, 8677692), (72, 7231410), (80, 6508269), (81, 6427920), (90, 5785128), (108, 4820940), (120, 4338846), (135, 3856752), (144, 3615705), (162, 3213960), (180, 2892564), (216, 2410470), (240, 2169423), (243, 2142640), (270, 1928376), (324, 1606980), (360, 1446282), (405, 1285584), (432, 1205235), (486, 1071320), (540, 964188), (648, 803490), (720, 723141), (810, 642792), (972, 535660), (1080, 482094), (1215, 428528), (1296, 401745), (1620, 321396), (1944, 267830), (2160, 241047), (2430, 214264), (3240, 160698), (3888, 133915), (4860, 107132), (6480, 80349), (9720, 53566), (19440, 26783)]