201895020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{21163}}^1$

素因数の和:21231

約数の個数: 72

約数和(自身を含む): 623999376

約数和(自身を除く): 422104356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 9540, 21163, 42326, 63489, 84652, 105815, 126978, 190467, 211630, 253956, 317445, 380934, 423260, 634890, 761868, 952335, 1121639, 1269780, 1904670, 2243278, 3364917, 3809340, 4486556, 5608195, 6729834, 10094751, 11216390, 13459668, 16824585, 20189502, 22432780, 33649170, 40379004, 50473755, 67298340, 100947510, 201895020]

約数ペア:

[(1, 201895020), (2, 100947510), (3, 67298340), (4, 50473755), (5, 40379004), (6, 33649170), (9, 22432780), (10, 20189502), (12, 16824585), (15, 13459668), (18, 11216390), (20, 10094751), (30, 6729834), (36, 5608195), (45, 4486556), (53, 3809340), (60, 3364917), (90, 2243278), (106, 1904670), (159, 1269780), (180, 1121639), (212, 952335), (265, 761868), (318, 634890), (477, 423260), (530, 380934), (636, 317445), (795, 253956), (954, 211630), (1060, 190467), (1590, 126978), (1908, 105815), (2385, 84652), (3180, 63489), (4770, 42326), (9540, 21163)]