217191480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4447}}^1$

素因数の和:4509

約数の個数: 128

約数和(自身を含む): 730183680

約数和(自身を除く): 512992200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 37, 40, 44, 55, 60, 66, 74, 88, 110, 111, 120, 132, 148, 165, 185, 220, 222, 264, 296, 330, 370, 407, 440, 444, 555, 660, 740, 814, 888, 1110, 1221, 1320, 1480, 1628, 2035, 2220, 2442, 3256, 4070, 4440, 4447, 4884, 6105, 8140, 8894, 9768, 12210, 13341, 16280, 17788, 22235, 24420, 26682, 35576, 44470, 48840, 48917, 53364, 66705, 88940, 97834, 106728, 133410, 146751, 164539, 177880, 195668, 244585, 266820, 293502, 329078, 391336, 489170, 493617, 533640, 587004, 658156, 733755, 822695, 978340, 987234, 1174008, 1316312, 1467510, 1645390, 1809929, 1956680, 1974468, 2468085, 2935020, 3290780, 3619858, 3948936, 4936170, 5429787, 5870040, 6581560, 7239716, 9049645, 9872340, 10859574, 14479432, 18099290, 19744680, 21719148, 27148935, 36198580, 43438296, 54297870, 72397160, 108595740, 217191480]

約数ペア:

[(1, 217191480), (2, 108595740), (3, 72397160), (4, 54297870), (5, 43438296), (6, 36198580), (8, 27148935), (10, 21719148), (11, 19744680), (12, 18099290), (15, 14479432), (20, 10859574), (22, 9872340), (24, 9049645), (30, 7239716), (33, 6581560), (37, 5870040), (40, 5429787), (44, 4936170), (55, 3948936), (60, 3619858), (66, 3290780), (74, 2935020), (88, 2468085), (110, 1974468), (111, 1956680), (120, 1809929), (132, 1645390), (148, 1467510), (165, 1316312), (185, 1174008), (220, 987234), (222, 978340), (264, 822695), (296, 733755), (330, 658156), (370, 587004), (407, 533640), (440, 493617), (444, 489170), (555, 391336), (660, 329078), (740, 293502), (814, 266820), (888, 244585), (1110, 195668), (1221, 177880), (1320, 164539), (1480, 146751), (1628, 133410), (2035, 106728), (2220, 97834), (2442, 88940), (3256, 66705), (4070, 53364), (4440, 48917), (4447, 48840), (4884, 44470), (6105, 35576), (8140, 26682), (8894, 24420), (9768, 22235), (12210, 17788), (13341, 16280)]