64472520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{76753}}^1$

素因数の和:76774

約数の個数: 64

約数和(自身を含む): 221051520

約数和(自身を除く): 156579000

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, 76753, 153506, 230259, 307012, 383765, 460518, 537271, 614024, 767530, 921036, 1074542, 1151295, 1535060, 1611813, 1842072, 2149084, 2302590, 2686355, 3070120, 3223626, 4298168, 4605180, 5372710, 6447252, 8059065, 9210360, 10745420, 12894504, 16118130, 21490840, 32236260, 64472520]

約数ペア:

[(1, 64472520), (2, 32236260), (3, 21490840), (4, 16118130), (5, 12894504), (6, 10745420), (7, 9210360), (8, 8059065), (10, 6447252), (12, 5372710), (14, 4605180), (15, 4298168), (20, 3223626), (21, 3070120), (24, 2686355), (28, 2302590), (30, 2149084), (35, 1842072), (40, 1611813), (42, 1535060), (56, 1151295), (60, 1074542), (70, 921036), (84, 767530), (105, 614024), (120, 537271), (140, 460518), (168, 383765), (210, 307012), (280, 230259), (420, 153506), (840, 76753)]