64471440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{24421}}^1$

素因数の和:24448

約数の個数: 80

約数和(自身を含む): 218039616

約数和(自身を除く): 153568176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 24421, 48842, 73263, 97684, 122105, 146526, 195368, 244210, 268631, 293052, 366315, 390736, 488420, 537262, 586104, 732630, 805893, 976840, 1074524, 1172208, 1343155, 1465260, 1611786, 1953680, 2149048, 2686310, 2930520, 3223572, 4029465, 4298096, 5372620, 5861040, 6447144, 8058930, 10745240, 12894288, 16117860, 21490480, 32235720, 64471440]

約数ペア:

[(1, 64471440), (2, 32235720), (3, 21490480), (4, 16117860), (5, 12894288), (6, 10745240), (8, 8058930), (10, 6447144), (11, 5861040), (12, 5372620), (15, 4298096), (16, 4029465), (20, 3223572), (22, 2930520), (24, 2686310), (30, 2149048), (33, 1953680), (40, 1611786), (44, 1465260), (48, 1343155), (55, 1172208), (60, 1074524), (66, 976840), (80, 805893), (88, 732630), (110, 586104), (120, 537262), (132, 488420), (165, 390736), (176, 366315), (220, 293052), (240, 268631), (264, 244210), (330, 195368), (440, 146526), (528, 122105), (660, 97684), (880, 73263), (1320, 48842), (2640, 24421)]