1391129880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1656107}}^1$

素因数の和:1656128

約数の個数: 64

約数和(自身を含む): 4769591040

約数和(自身を除く): 3378461160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1656107, 3312214, 4968321, 6624428, 8280535, 9936642, 11592749, 13248856, 16561070, 19873284, 23185498, 24841605, 33122140, 34778247, 39746568, 46370996, 49683210, 57963745, 66244280, 69556494, 92741992, 99366420, 115927490, 139112988, 173891235, 198732840, 231854980, 278225976, 347782470, 463709960, 695564940, 1391129880]

約数ペア:

[(1, 1391129880), (2, 695564940), (3, 463709960), (4, 347782470), (5, 278225976), (6, 231854980), (7, 198732840), (8, 173891235), (10, 139112988), (12, 115927490), (14, 99366420), (15, 92741992), (20, 69556494), (21, 66244280), (24, 57963745), (28, 49683210), (30, 46370996), (35, 39746568), (40, 34778247), (42, 33122140), (56, 24841605), (60, 23185498), (70, 19873284), (84, 16561070), (105, 13248856), (120, 11592749), (140, 9936642), (168, 8280535), (210, 6624428), (280, 4968321), (420, 3312214), (840, 1656107)]