19291680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13397}}^1$

素因数の和:13418

約数の個数: 72

約数和(自身を含む): 65837772

約数和(自身を除く): 46546092

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 13397, 26794, 40191, 53588, 66985, 80382, 107176, 120573, 133970, 160764, 200955, 214352, 241146, 267940, 321528, 401910, 428704, 482292, 535880, 602865, 643056, 803820, 964584, 1071760, 1205730, 1286112, 1607640, 1929168, 2143520, 2411460, 3215280, 3858336, 4822920, 6430560, 9645840, 19291680]

約数ペア:

[(1, 19291680), (2, 9645840), (3, 6430560), (4, 4822920), (5, 3858336), (6, 3215280), (8, 2411460), (9, 2143520), (10, 1929168), (12, 1607640), (15, 1286112), (16, 1205730), (18, 1071760), (20, 964584), (24, 803820), (30, 643056), (32, 602865), (36, 535880), (40, 482292), (45, 428704), (48, 401910), (60, 321528), (72, 267940), (80, 241146), (90, 214352), (96, 200955), (120, 160764), (144, 133970), (160, 120573), (180, 107176), (240, 80382), (288, 66985), (360, 53588), (480, 40191), (720, 26794), (1440, 13397)]