805440360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:691

約数の個数: 128

約数和(自身を含む): 2461104000

約数和(自身を除く): 1655663640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 149, 214, 298, 321, 421, 428, 447, 535, 596, 642, 745, 842, 856, 894, 1070, 1192, 1263, 1284, 1490, 1605, 1684, 1788, 2105, 2140, 2235, 2526, 2568, 2980, 3210, 3368, 3576, 4210, 4280, 4470, 5052, 5960, 6315, 6420, 8420, 8940, 10104, 12630, 12840, 15943, 16840, 17880, 25260, 31886, 45047, 47829, 50520, 62729, 63772, 79715, 90094, 95658, 125458, 127544, 135141, 159430, 180188, 188187, 191316, 225235, 239145, 250916, 270282, 313645, 318860, 360376, 376374, 382632, 450470, 478290, 501832, 540564, 627290, 637720, 675705, 752748, 900940, 940935, 956580, 1081128, 1254580, 1351410, 1505496, 1801880, 1881870, 1913160, 2509160, 2702820, 3763740, 5405640, 6712003, 7527480, 13424006, 20136009, 26848012, 33560015, 40272018, 53696024, 67120030, 80544036, 100680045, 134240060, 161088072, 201360090, 268480120, 402720180, 805440360]

約数ペア:

[(1, 805440360), (2, 402720180), (3, 268480120), (4, 201360090), (5, 161088072), (6, 134240060), (8, 100680045), (10, 80544036), (12, 67120030), (15, 53696024), (20, 40272018), (24, 33560015), (30, 26848012), (40, 20136009), (60, 13424006), (107, 7527480), (120, 6712003), (149, 5405640), (214, 3763740), (298, 2702820), (321, 2509160), (421, 1913160), (428, 1881870), (447, 1801880), (535, 1505496), (596, 1351410), (642, 1254580), (745, 1081128), (842, 956580), (856, 940935), (894, 900940), (1070, 752748), (1192, 675705), (1263, 637720), (1284, 627290), (1490, 540564), (1605, 501832), (1684, 478290), (1788, 450470), (2105, 382632), (2140, 376374), (2235, 360376), (2526, 318860), (2568, 313645), (2980, 270282), (3210, 250916), (3368, 239145), (3576, 225235), (4210, 191316), (4280, 188187), (4470, 180188), (5052, 159430), (5960, 135141), (6315, 127544), (6420, 125458), (8420, 95658), (8940, 90094), (10104, 79715), (12630, 63772), (12840, 62729), (15943, 50520), (16840, 47829), (17880, 45047), (25260, 31886)]