27213420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:415

約数の個数: 96

約数和(自身を含む): 82978560

約数和(自身を除く): 55765140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 139, 156, 195, 251, 260, 278, 390, 417, 502, 556, 695, 753, 780, 834, 1004, 1255, 1390, 1506, 1668, 1807, 2085, 2510, 2780, 3012, 3263, 3614, 3765, 4170, 5020, 5421, 6526, 7228, 7530, 8340, 9035, 9789, 10842, 13052, 15060, 16315, 18070, 19578, 21684, 27105, 32630, 34889, 36140, 39156, 48945, 54210, 65260, 69778, 97890, 104667, 108420, 139556, 174445, 195780, 209334, 348890, 418668, 453557, 523335, 697780, 907114, 1046670, 1360671, 1814228, 2093340, 2267785, 2721342, 4535570, 5442684, 6803355, 9071140, 13606710, 27213420]

約数ペア:

[(1, 27213420), (2, 13606710), (3, 9071140), (4, 6803355), (5, 5442684), (6, 4535570), (10, 2721342), (12, 2267785), (13, 2093340), (15, 1814228), (20, 1360671), (26, 1046670), (30, 907114), (39, 697780), (52, 523335), (60, 453557), (65, 418668), (78, 348890), (130, 209334), (139, 195780), (156, 174445), (195, 139556), (251, 108420), (260, 104667), (278, 97890), (390, 69778), (417, 65260), (502, 54210), (556, 48945), (695, 39156), (753, 36140), (780, 34889), (834, 32630), (1004, 27105), (1255, 21684), (1390, 19578), (1506, 18070), (1668, 16315), (1807, 15060), (2085, 13052), (2510, 10842), (2780, 9789), (3012, 9035), (3263, 8340), (3614, 7530), (3765, 7228), (4170, 6526), (5020, 5421)]