248675280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{148021}}^1$

素因数の和:148044

約数の個数: 80

約数和(自身を含む): 881026944

約数和(自身を除く): 632351664

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 148021, 296042, 444063, 592084, 740105, 888126, 1036147, 1184168, 1480210, 1776252, 2072294, 2220315, 2368336, 2960420, 3108441, 3552504, 4144588, 4440630, 5180735, 5920840, 6216882, 7105008, 8289176, 8881260, 10361470, 11841680, 12433764, 15542205, 16578352, 17762520, 20722940, 24867528, 31084410, 35525040, 41445880, 49735056, 62168820, 82891760, 124337640, 248675280]

約数ペア:

[(1, 248675280), (2, 124337640), (3, 82891760), (4, 62168820), (5, 49735056), (6, 41445880), (7, 35525040), (8, 31084410), (10, 24867528), (12, 20722940), (14, 17762520), (15, 16578352), (16, 15542205), (20, 12433764), (21, 11841680), (24, 10361470), (28, 8881260), (30, 8289176), (35, 7105008), (40, 6216882), (42, 5920840), (48, 5180735), (56, 4440630), (60, 4144588), (70, 3552504), (80, 3108441), (84, 2960420), (105, 2368336), (112, 2220315), (120, 2072294), (140, 1776252), (168, 1480210), (210, 1184168), (240, 1036147), (280, 888126), (336, 740105), (420, 592084), (560, 444063), (840, 296042), (1680, 148021)]