90543780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{761}}^1$

素因数の和:1437

約数の個数: 72

約数和(自身を含む): 275426424

約数和(自身を除く): 184882644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 661, 761, 1322, 1522, 1983, 2283, 2644, 3044, 3305, 3805, 3966, 4566, 5949, 6610, 6849, 7610, 7932, 9132, 9915, 11415, 11898, 13220, 13698, 15220, 19830, 22830, 23796, 27396, 29745, 34245, 39660, 45660, 59490, 68490, 118980, 136980, 503021, 1006042, 1509063, 2012084, 2515105, 3018126, 4527189, 5030210, 6036252, 7545315, 9054378, 10060420, 15090630, 18108756, 22635945, 30181260, 45271890, 90543780]

約数ペア:

[(1, 90543780), (2, 45271890), (3, 30181260), (4, 22635945), (5, 18108756), (6, 15090630), (9, 10060420), (10, 9054378), (12, 7545315), (15, 6036252), (18, 5030210), (20, 4527189), (30, 3018126), (36, 2515105), (45, 2012084), (60, 1509063), (90, 1006042), (180, 503021), (661, 136980), (761, 118980), (1322, 68490), (1522, 59490), (1983, 45660), (2283, 39660), (2644, 34245), (3044, 29745), (3305, 27396), (3805, 23796), (3966, 22830), (4566, 19830), (5949, 15220), (6610, 13698), (6849, 13220), (7610, 11898), (7932, 11415), (9132, 9915)]