220132120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{2447}}^1$

素因数の和:2644

約数の個数: 64

約数和(自身を含む): 536699520

約数和(自身を除く): 316567400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 173, 260, 346, 520, 692, 865, 1384, 1730, 2249, 2447, 3460, 4498, 4894, 6920, 8996, 9788, 11245, 12235, 17992, 19576, 22490, 24470, 31811, 44980, 48940, 63622, 89960, 97880, 127244, 159055, 254488, 318110, 423331, 636220, 846662, 1272440, 1693324, 2116655, 3386648, 4233310, 5503303, 8466620, 11006606, 16933240, 22013212, 27516515, 44026424, 55033030, 110066060, 220132120]

約数ペア:

[(1, 220132120), (2, 110066060), (4, 55033030), (5, 44026424), (8, 27516515), (10, 22013212), (13, 16933240), (20, 11006606), (26, 8466620), (40, 5503303), (52, 4233310), (65, 3386648), (104, 2116655), (130, 1693324), (173, 1272440), (260, 846662), (346, 636220), (520, 423331), (692, 318110), (865, 254488), (1384, 159055), (1730, 127244), (2249, 97880), (2447, 89960), (3460, 63622), (4498, 48940), (4894, 44980), (6920, 31811), (8996, 24470), (9788, 22490), (11245, 19576), (12235, 17992)]