82504380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{196439}}^1$

素因数の和:196458

約数の個数: 48

約数和(自身を含む): 264015360

約数和(自身を除く): 181510980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 196439, 392878, 589317, 785756, 982195, 1178634, 1375073, 1964390, 2357268, 2750146, 2946585, 3928780, 4125219, 5500292, 5893170, 6875365, 8250438, 11786340, 13750730, 16500876, 20626095, 27501460, 41252190, 82504380]

約数ペア:

[(1, 82504380), (2, 41252190), (3, 27501460), (4, 20626095), (5, 16500876), (6, 13750730), (7, 11786340), (10, 8250438), (12, 6875365), (14, 5893170), (15, 5500292), (20, 4125219), (21, 3928780), (28, 2946585), (30, 2750146), (35, 2357268), (42, 1964390), (60, 1375073), (70, 1178634), (84, 982195), (105, 785756), (140, 589317), (210, 392878), (420, 196439)]