353708560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2399}}^1$

素因数の和:2528

約数の個数: 80

約数和(自身を含む): 874944000

約数和(自身を除く): 521235440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 97, 152, 190, 194, 304, 380, 388, 485, 760, 776, 970, 1520, 1552, 1843, 1940, 2399, 3686, 3880, 4798, 7372, 7760, 9215, 9596, 11995, 14744, 18430, 19192, 23990, 29488, 36860, 38384, 45581, 47980, 73720, 91162, 95960, 147440, 182324, 191920, 227905, 232703, 364648, 455810, 465406, 729296, 911620, 930812, 1163515, 1823240, 1861624, 2327030, 3646480, 3723248, 4421357, 4654060, 8842714, 9308120, 17685428, 18616240, 22106785, 35370856, 44213570, 70741712, 88427140, 176854280, 353708560]

約数ペア:

[(1, 353708560), (2, 176854280), (4, 88427140), (5, 70741712), (8, 44213570), (10, 35370856), (16, 22106785), (19, 18616240), (20, 17685428), (38, 9308120), (40, 8842714), (76, 4654060), (80, 4421357), (95, 3723248), (97, 3646480), (152, 2327030), (190, 1861624), (194, 1823240), (304, 1163515), (380, 930812), (388, 911620), (485, 729296), (760, 465406), (776, 455810), (970, 364648), (1520, 232703), (1552, 227905), (1843, 191920), (1940, 182324), (2399, 147440), (3686, 95960), (3880, 91162), (4798, 73720), (7372, 47980), (7760, 45581), (9215, 38384), (9596, 36860), (11995, 29488), (14744, 23990), (18430, 19192)]