243941440

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{12497}}^1$

素因数の和:12575

約数の個数: 56

約数和(自身を含む): 590455512

約数和(自身を除く): 346514072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 976, 1220, 1952, 2440, 3904, 4880, 9760, 12497, 19520, 24994, 49988, 62485, 99976, 124970, 199952, 249940, 399904, 499880, 762317, 799808, 999760, 1524634, 1999520, 3049268, 3811585, 3999040, 6098536, 7623170, 12197072, 15246340, 24394144, 30492680, 48788288, 60985360, 121970720, 243941440]

約数ペア:

[(1, 243941440), (2, 121970720), (4, 60985360), (5, 48788288), (8, 30492680), (10, 24394144), (16, 15246340), (20, 12197072), (32, 7623170), (40, 6098536), (61, 3999040), (64, 3811585), (80, 3049268), (122, 1999520), (160, 1524634), (244, 999760), (305, 799808), (320, 762317), (488, 499880), (610, 399904), (976, 249940), (1220, 199952), (1952, 124970), (2440, 99976), (3904, 62485), (4880, 49988), (9760, 24994), (12497, 19520)]