15315780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6899}}^1$

素因数の和:6948

約数の個数: 48

約数和(自身を含む): 44049600

約数和(自身を除く): 28733820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 6899, 13798, 20697, 27596, 34495, 41394, 68990, 82788, 103485, 137980, 206970, 255263, 413940, 510526, 765789, 1021052, 1276315, 1531578, 2552630, 3063156, 3828945, 5105260, 7657890, 15315780]

約数ペア:

[(1, 15315780), (2, 7657890), (3, 5105260), (4, 3828945), (5, 3063156), (6, 2552630), (10, 1531578), (12, 1276315), (15, 1021052), (20, 765789), (30, 510526), (37, 413940), (60, 255263), (74, 206970), (111, 137980), (148, 103485), (185, 82788), (222, 68990), (370, 41394), (444, 34495), (555, 27596), (740, 20697), (1110, 13798), (2220, 6899)]