138373740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1163}}^1$

素因数の和:1839

約数の個数: 72

約数和(自身を含む): 420730128

約数和(自身を除く): 282356388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 661, 1163, 1322, 1983, 2326, 2644, 3305, 3489, 3966, 4652, 5815, 5949, 6610, 6978, 7932, 9915, 10467, 11630, 11898, 13220, 13956, 17445, 19830, 20934, 23260, 23796, 29745, 34890, 39660, 41868, 52335, 59490, 69780, 104670, 118980, 209340, 768743, 1537486, 2306229, 3074972, 3843715, 4612458, 6918687, 7687430, 9224916, 11531145, 13837374, 15374860, 23062290, 27674748, 34593435, 46124580, 69186870, 138373740]

約数ペア:

[(1, 138373740), (2, 69186870), (3, 46124580), (4, 34593435), (5, 27674748), (6, 23062290), (9, 15374860), (10, 13837374), (12, 11531145), (15, 9224916), (18, 7687430), (20, 6918687), (30, 4612458), (36, 3843715), (45, 3074972), (60, 2306229), (90, 1537486), (180, 768743), (661, 209340), (1163, 118980), (1322, 104670), (1983, 69780), (2326, 59490), (2644, 52335), (3305, 41868), (3489, 39660), (3966, 34890), (4652, 29745), (5815, 23796), (5949, 23260), (6610, 20934), (6978, 19830), (7932, 17445), (9915, 13956), (10467, 13220), (11630, 11898)]