520380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{59}}^1$

素因数の和:88

約数の個数: 108

約数和(自身を含む): 1867320

約数和(自身を除く): 1346940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 59, 60, 63, 70, 84, 90, 98, 105, 118, 126, 140, 147, 177, 180, 196, 210, 236, 245, 252, 294, 295, 315, 354, 413, 420, 441, 490, 531, 588, 590, 630, 708, 735, 826, 882, 885, 980, 1062, 1180, 1239, 1260, 1470, 1652, 1764, 1770, 2065, 2124, 2205, 2478, 2655, 2891, 2940, 3540, 3717, 4130, 4410, 4956, 5310, 5782, 6195, 7434, 8260, 8673, 8820, 10620, 11564, 12390, 14455, 14868, 17346, 18585, 24780, 26019, 28910, 34692, 37170, 43365, 52038, 57820, 74340, 86730, 104076, 130095, 173460, 260190, 520380]

約数ペア:

[(1, 520380), (2, 260190), (3, 173460), (4, 130095), (5, 104076), (6, 86730), (7, 74340), (9, 57820), (10, 52038), (12, 43365), (14, 37170), (15, 34692), (18, 28910), (20, 26019), (21, 24780), (28, 18585), (30, 17346), (35, 14868), (36, 14455), (42, 12390), (45, 11564), (49, 10620), (59, 8820), (60, 8673), (63, 8260), (70, 7434), (84, 6195), (90, 5782), (98, 5310), (105, 4956), (118, 4410), (126, 4130), (140, 3717), (147, 3540), (177, 2940), (180, 2891), (196, 2655), (210, 2478), (236, 2205), (245, 2124), (252, 2065), (294, 1770), (295, 1764), (315, 1652), (354, 1470), (413, 1260), (420, 1239), (441, 1180), (490, 1062), (531, 980), (588, 885), (590, 882), (630, 826), (708, 735)]