2126430180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1687643}}^1$

素因数の和:1687665

約数の個数: 72

約数和(自身を含む): 7371628992

約数和(自身を除く): 5245198812

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1687643, 3375286, 5062929, 6750572, 8438215, 10125858, 11813501, 15188787, 16876430, 20251716, 23627002, 25314645, 30377574, 33752860, 35440503, 47254004, 50629290, 59067505, 60755148, 70881006, 75943935, 101258580, 106321509, 118135010, 141762012, 151887870, 177202515, 212643018, 236270020, 303775740, 354405030, 425286036, 531607545, 708810060, 1063215090, 2126430180]

約数ペア:

[(1, 2126430180), (2, 1063215090), (3, 708810060), (4, 531607545), (5, 425286036), (6, 354405030), (7, 303775740), (9, 236270020), (10, 212643018), (12, 177202515), (14, 151887870), (15, 141762012), (18, 118135010), (20, 106321509), (21, 101258580), (28, 75943935), (30, 70881006), (35, 60755148), (36, 59067505), (42, 50629290), (45, 47254004), (60, 35440503), (63, 33752860), (70, 30377574), (84, 25314645), (90, 23627002), (105, 20251716), (126, 16876430), (140, 15188787), (180, 11813501), (210, 10125858), (252, 8438215), (315, 6750572), (420, 5062929), (630, 3375286), (1260, 1687643)]