101620980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:591

約数の個数: 120

約数和(自身を含む): 321690600

約数和(自身を除く): 220069620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 149, 162, 180, 270, 298, 324, 405, 421, 447, 540, 596, 745, 810, 842, 894, 1263, 1341, 1490, 1620, 1684, 1788, 2105, 2235, 2526, 2682, 2980, 3789, 4023, 4210, 4470, 5052, 5364, 6315, 6705, 7578, 8046, 8420, 8940, 11367, 12069, 12630, 13410, 15156, 16092, 18945, 20115, 22734, 24138, 25260, 26820, 34101, 37890, 40230, 45468, 48276, 56835, 60345, 62729, 68202, 75780, 80460, 113670, 120690, 125458, 136404, 170505, 188187, 227340, 241380, 250916, 313645, 341010, 376374, 564561, 627290, 682020, 752748, 940935, 1129122, 1254580, 1693683, 1881870, 2258244, 2822805, 3387366, 3763740, 5081049, 5645610, 6774732, 8468415, 10162098, 11291220, 16936830, 20324196, 25405245, 33873660, 50810490, 101620980]

約数ペア:

[(1, 101620980), (2, 50810490), (3, 33873660), (4, 25405245), (5, 20324196), (6, 16936830), (9, 11291220), (10, 10162098), (12, 8468415), (15, 6774732), (18, 5645610), (20, 5081049), (27, 3763740), (30, 3387366), (36, 2822805), (45, 2258244), (54, 1881870), (60, 1693683), (81, 1254580), (90, 1129122), (108, 940935), (135, 752748), (149, 682020), (162, 627290), (180, 564561), (270, 376374), (298, 341010), (324, 313645), (405, 250916), (421, 241380), (447, 227340), (540, 188187), (596, 170505), (745, 136404), (810, 125458), (842, 120690), (894, 113670), (1263, 80460), (1341, 75780), (1490, 68202), (1620, 62729), (1684, 60345), (1788, 56835), (2105, 48276), (2235, 45468), (2526, 40230), (2682, 37890), (2980, 34101), (3789, 26820), (4023, 25260), (4210, 24138), (4470, 22734), (5052, 20115), (5364, 18945), (6315, 16092), (6705, 15156), (7578, 13410), (8046, 12630), (8420, 12069), (8940, 11367)]