48955140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20921}}^1$

素因数の和:20949

約数の個数: 72

約数和(自身を含む): 159927768

約数和(自身を除く): 110972628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 20921, 41842, 62763, 83684, 104605, 125526, 188289, 209210, 251052, 271973, 313815, 376578, 418420, 543946, 627630, 753156, 815919, 941445, 1087892, 1255260, 1359865, 1631838, 1882890, 2447757, 2719730, 3263676, 3765780, 4079595, 4895514, 5439460, 8159190, 9791028, 12238785, 16318380, 24477570, 48955140]

約数ペア:

[(1, 48955140), (2, 24477570), (3, 16318380), (4, 12238785), (5, 9791028), (6, 8159190), (9, 5439460), (10, 4895514), (12, 4079595), (13, 3765780), (15, 3263676), (18, 2719730), (20, 2447757), (26, 1882890), (30, 1631838), (36, 1359865), (39, 1255260), (45, 1087892), (52, 941445), (60, 815919), (65, 753156), (78, 627630), (90, 543946), (117, 418420), (130, 376578), (156, 313815), (180, 271973), (195, 251052), (234, 209210), (260, 188289), (390, 125526), (468, 104605), (585, 83684), (780, 62763), (1170, 41842), (2340, 20921)]