890996070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1021}}^1\times {\mathrm{1531}}^1$

素因数の和:2581

約数の個数: 64

約数和(自身を含む): 2254613760

約数和(自身を除く): 1363617690

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 1021, 1531, 2042, 3062, 3063, 4593, 5105, 6126, 7655, 9186, 10210, 15310, 15315, 19399, 22965, 29089, 30630, 38798, 45930, 58178, 58197, 87267, 96995, 116394, 145445, 174534, 193990, 290890, 290985, 436335, 581970, 872670, 1563151, 3126302, 4689453, 7815755, 9378906, 15631510, 23447265, 29699869, 46894530, 59399738, 89099607, 148499345, 178199214, 296998690, 445498035, 890996070]

約数ペア:

[(1, 890996070), (2, 445498035), (3, 296998690), (5, 178199214), (6, 148499345), (10, 89099607), (15, 59399738), (19, 46894530), (30, 29699869), (38, 23447265), (57, 15631510), (95, 9378906), (114, 7815755), (190, 4689453), (285, 3126302), (570, 1563151), (1021, 872670), (1531, 581970), (2042, 436335), (3062, 290985), (3063, 290890), (4593, 193990), (5105, 174534), (6126, 145445), (7655, 116394), (9186, 96995), (10210, 87267), (15310, 58197), (15315, 58178), (19399, 45930), (22965, 38798), (29089, 30630)]