312750720

素因数分解:

$2^7\times 3^5\times 5^1\times {\mathrm{2011}}^1$

素因数の和:2045

約数の個数: 192

約数和(自身を含む): 1120523040

約数和(自身を除く): 807772320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 810, 864, 960, 972, 1080, 1152, 1215, 1296, 1440, 1620, 1728, 1920, 1944, 2011, 2160, 2430, 2592, 2880, 3240, 3456, 3888, 4022, 4320, 4860, 5184, 5760, 6033, 6480, 7776, 8044, 8640, 9720, 10055, 10368, 12066, 12960, 15552, 16088, 17280, 18099, 19440, 20110, 24132, 25920, 30165, 31104, 32176, 36198, 38880, 40220, 48264, 51840, 54297, 60330, 64352, 72396, 77760, 80440, 90495, 96528, 108594, 120660, 128704, 144792, 155520, 160880, 162891, 180990, 193056, 217188, 241320, 257408, 271485, 289584, 321760, 325782, 361980, 386112, 434376, 482640, 488673, 542970, 579168, 643520, 651564, 723960, 772224, 814455, 868752, 965280, 977346, 1085940, 1158336, 1287040, 1303128, 1447920, 1628910, 1737504, 1930560, 1954692, 2171880, 2316672, 2443365, 2606256, 2895840, 3257820, 3475008, 3861120, 3909384, 4343760, 4886730, 5212512, 5791680, 6515640, 6950016, 7818768, 8687520, 9773460, 10425024, 11583360, 13031280, 15637536, 17375040, 19546920, 20850048, 26062560, 31275072, 34750080, 39093840, 52125120, 62550144, 78187680, 104250240, 156375360, 312750720]

約数ペア:

[(1, 312750720), (2, 156375360), (3, 104250240), (4, 78187680), (5, 62550144), (6, 52125120), (8, 39093840), (9, 34750080), (10, 31275072), (12, 26062560), (15, 20850048), (16, 19546920), (18, 17375040), (20, 15637536), (24, 13031280), (27, 11583360), (30, 10425024), (32, 9773460), (36, 8687520), (40, 7818768), (45, 6950016), (48, 6515640), (54, 5791680), (60, 5212512), (64, 4886730), (72, 4343760), (80, 3909384), (81, 3861120), (90, 3475008), (96, 3257820), (108, 2895840), (120, 2606256), (128, 2443365), (135, 2316672), (144, 2171880), (160, 1954692), (162, 1930560), (180, 1737504), (192, 1628910), (216, 1447920), (240, 1303128), (243, 1287040), (270, 1158336), (288, 1085940), (320, 977346), (324, 965280), (360, 868752), (384, 814455), (405, 772224), (432, 723960), (480, 651564), (486, 643520), (540, 579168), (576, 542970), (640, 488673), (648, 482640), (720, 434376), (810, 386112), (864, 361980), (960, 325782), (972, 321760), (1080, 289584), (1152, 271485), (1215, 257408), (1296, 241320), (1440, 217188), (1620, 193056), (1728, 180990), (1920, 162891), (1944, 160880), (2011, 155520), (2160, 144792), (2430, 128704), (2592, 120660), (2880, 108594), (3240, 96528), (3456, 90495), (3888, 80440), (4022, 77760), (4320, 72396), (4860, 64352), (5184, 60330), (5760, 54297), (6033, 51840), (6480, 48264), (7776, 40220), (8044, 38880), (8640, 36198), (9720, 32176), (10055, 31104), (10368, 30165), (12066, 25920), (12960, 24132), (15552, 20110), (16088, 19440), (17280, 18099)]