221475420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1069}}^1\times {\mathrm{1151}}^1$

素因数の和:2235

約数の個数: 72

約数和(自身を含む): 673021440

約数和(自身を除く): 451546020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1069, 1151, 2138, 2302, 3207, 3453, 4276, 4604, 5345, 5755, 6414, 6906, 9621, 10359, 10690, 11510, 12828, 13812, 16035, 17265, 19242, 20718, 21380, 23020, 32070, 34530, 38484, 41436, 48105, 51795, 64140, 69060, 96210, 103590, 192420, 207180, 1230419, 2460838, 3691257, 4921676, 6152095, 7382514, 11073771, 12304190, 14765028, 18456285, 22147542, 24608380, 36912570, 44295084, 55368855, 73825140, 110737710, 221475420]

約数ペア:

[(1, 221475420), (2, 110737710), (3, 73825140), (4, 55368855), (5, 44295084), (6, 36912570), (9, 24608380), (10, 22147542), (12, 18456285), (15, 14765028), (18, 12304190), (20, 11073771), (30, 7382514), (36, 6152095), (45, 4921676), (60, 3691257), (90, 2460838), (180, 1230419), (1069, 207180), (1151, 192420), (2138, 103590), (2302, 96210), (3207, 69060), (3453, 64140), (4276, 51795), (4604, 48105), (5345, 41436), (5755, 38484), (6414, 34530), (6906, 32070), (9621, 23020), (10359, 21380), (10690, 20718), (11510, 19242), (12828, 17265), (13812, 16035)]