209258520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{743}}^1\times {\mathrm{2347}}^1$

素因数の和:3104

約数の個数: 64

約数和(自身を含む): 628888320

約数和(自身を除く): 419629800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 743, 1486, 2229, 2347, 2972, 3715, 4458, 4694, 5944, 7041, 7430, 8916, 9388, 11145, 11735, 14082, 14860, 17832, 18776, 22290, 23470, 28164, 29720, 35205, 44580, 46940, 56328, 70410, 89160, 93880, 140820, 281640, 1743821, 3487642, 5231463, 6975284, 8719105, 10462926, 13950568, 17438210, 20925852, 26157315, 34876420, 41851704, 52314630, 69752840, 104629260, 209258520]

約数ペア:

[(1, 209258520), (2, 104629260), (3, 69752840), (4, 52314630), (5, 41851704), (6, 34876420), (8, 26157315), (10, 20925852), (12, 17438210), (15, 13950568), (20, 10462926), (24, 8719105), (30, 6975284), (40, 5231463), (60, 3487642), (120, 1743821), (743, 281640), (1486, 140820), (2229, 93880), (2347, 89160), (2972, 70410), (3715, 56328), (4458, 46940), (4694, 44580), (5944, 35205), (7041, 29720), (7430, 28164), (8916, 23470), (9388, 22290), (11145, 18776), (11735, 17832), (14082, 14860)]