78888420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33713}}^1$

素因数の和:33741

約数の個数: 72

約数和(自身を含む): 257709816

約数和(自身を除く): 178821396

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, 33713, 67426, 101139, 134852, 168565, 202278, 303417, 337130, 404556, 438269, 505695, 606834, 674260, 876538, 1011390, 1213668, 1314807, 1517085, 1753076, 2022780, 2191345, 2629614, 3034170, 3944421, 4382690, 5259228, 6068340, 6574035, 7888842, 8765380, 13148070, 15777684, 19722105, 26296140, 39444210, 78888420]

約数ペア:

[(1, 78888420), (2, 39444210), (3, 26296140), (4, 19722105), (5, 15777684), (6, 13148070), (9, 8765380), (10, 7888842), (12, 6574035), (13, 6068340), (15, 5259228), (18, 4382690), (20, 3944421), (26, 3034170), (30, 2629614), (36, 2191345), (39, 2022780), (45, 1753076), (52, 1517085), (60, 1314807), (65, 1213668), (78, 1011390), (90, 876538), (117, 674260), (130, 606834), (156, 505695), (180, 438269), (195, 404556), (234, 337130), (260, 303417), (390, 202278), (468, 168565), (585, 134852), (780, 101139), (1170, 67426), (2340, 33713)]