207329580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2749}}^1$

素因数の和:3183

約数の個数: 72

約数和(自身を含む): 630630000

約数和(自身を除く): 423300420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 419, 838, 1257, 1676, 2095, 2514, 2749, 3771, 4190, 5028, 5498, 6285, 7542, 8247, 8380, 10996, 12570, 13745, 15084, 16494, 18855, 24741, 25140, 27490, 32988, 37710, 41235, 49482, 54980, 75420, 82470, 98964, 123705, 164940, 247410, 494820, 1151831, 2303662, 3455493, 4607324, 5759155, 6910986, 10366479, 11518310, 13821972, 17277465, 20732958, 23036620, 34554930, 41465916, 51832395, 69109860, 103664790, 207329580]

約数ペア:

[(1, 207329580), (2, 103664790), (3, 69109860), (4, 51832395), (5, 41465916), (6, 34554930), (9, 23036620), (10, 20732958), (12, 17277465), (15, 13821972), (18, 11518310), (20, 10366479), (30, 6910986), (36, 5759155), (45, 4607324), (60, 3455493), (90, 2303662), (180, 1151831), (419, 494820), (838, 247410), (1257, 164940), (1676, 123705), (2095, 98964), (2514, 82470), (2749, 75420), (3771, 54980), (4190, 49482), (5028, 41235), (5498, 37710), (6285, 32988), (7542, 27490), (8247, 25140), (8380, 24741), (10996, 18855), (12570, 16494), (13745, 15084)]