383880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{457}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 1319040

約数和(自身を除く): 935160

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, 457, 840, 914, 1371, 1828, 2285, 2742, 3199, 3656, 4570, 5484, 6398, 6855, 9140, 9597, 10968, 12796, 13710, 15995, 18280, 19194, 25592, 27420, 31990, 38388, 47985, 54840, 63980, 76776, 95970, 127960, 191940, 383880]

約数ペア:

[(1, 383880), (2, 191940), (3, 127960), (4, 95970), (5, 76776), (6, 63980), (7, 54840), (8, 47985), (10, 38388), (12, 31990), (14, 27420), (15, 25592), (20, 19194), (21, 18280), (24, 15995), (28, 13710), (30, 12796), (35, 10968), (40, 9597), (42, 9140), (56, 6855), (60, 6398), (70, 5484), (84, 4570), (105, 3656), (120, 3199), (140, 2742), (168, 2285), (210, 1828), (280, 1371), (420, 914), (457, 840)]