1270980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 4036032

約数和(自身を除く): 2765052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 307, 345, 414, 460, 614, 690, 828, 921, 1035, 1228, 1380, 1535, 1842, 2070, 2763, 3070, 3684, 4140, 4605, 5526, 6140, 7061, 9210, 11052, 13815, 14122, 18420, 21183, 27630, 28244, 35305, 42366, 55260, 63549, 70610, 84732, 105915, 127098, 141220, 211830, 254196, 317745, 423660, 635490, 1270980]

約数ペア:

[(1, 1270980), (2, 635490), (3, 423660), (4, 317745), (5, 254196), (6, 211830), (9, 141220), (10, 127098), (12, 105915), (15, 84732), (18, 70610), (20, 63549), (23, 55260), (30, 42366), (36, 35305), (45, 28244), (46, 27630), (60, 21183), (69, 18420), (90, 14122), (92, 13815), (115, 11052), (138, 9210), (180, 7061), (207, 6140), (230, 5526), (276, 4605), (307, 4140), (345, 3684), (414, 3070), (460, 2763), (614, 2070), (690, 1842), (828, 1535), (921, 1380), (1035, 1228)]