187430640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{780961}}^1$

素因数の和:780977

約数の個数: 40

約数和(自身を含む): 581035728

約数和(自身を除く): 393605088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 780961, 1561922, 2342883, 3123844, 3904805, 4685766, 6247688, 7809610, 9371532, 11714415, 12495376, 15619220, 18743064, 23428830, 31238440, 37486128, 46857660, 62476880, 93715320, 187430640]

約数ペア:

[(1, 187430640), (2, 93715320), (3, 62476880), (4, 46857660), (5, 37486128), (6, 31238440), (8, 23428830), (10, 18743064), (12, 15619220), (15, 12495376), (16, 11714415), (20, 9371532), (24, 7809610), (30, 6247688), (40, 4685766), (48, 3904805), (60, 3123844), (80, 2342883), (120, 1561922), (240, 780961)]