155727180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{123593}}^1$

素因数の和:123615

約数の個数: 72

約数和(自身を含む): 539858592

約数和(自身を除く): 384131412

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, 123593, 247186, 370779, 494372, 617965, 741558, 865151, 1112337, 1235930, 1483116, 1730302, 1853895, 2224674, 2471860, 2595453, 3460604, 3707790, 4325755, 4449348, 5190906, 5561685, 7415580, 7786359, 8651510, 10381812, 11123370, 12977265, 15572718, 17303020, 22246740, 25954530, 31145436, 38931795, 51909060, 77863590, 155727180]

約数ペア:

[(1, 155727180), (2, 77863590), (3, 51909060), (4, 38931795), (5, 31145436), (6, 25954530), (7, 22246740), (9, 17303020), (10, 15572718), (12, 12977265), (14, 11123370), (15, 10381812), (18, 8651510), (20, 7786359), (21, 7415580), (28, 5561685), (30, 5190906), (35, 4449348), (36, 4325755), (42, 3707790), (45, 3460604), (60, 2595453), (63, 2471860), (70, 2224674), (84, 1853895), (90, 1730302), (105, 1483116), (126, 1235930), (140, 1112337), (180, 865151), (210, 741558), (252, 617965), (315, 494372), (420, 370779), (630, 247186), (1260, 123593)]