52799940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1489}}^1$

素因数の和:1701

約数の個数: 72

約数和(自身を含む): 161080920

約数和(自身を除く): 108280980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1489, 1773, 1970, 2364, 2955, 2978, 3546, 3940, 4467, 5910, 5956, 7092, 7445, 8865, 8934, 11820, 13401, 14890, 17730, 17868, 22335, 26802, 29780, 35460, 44670, 53604, 67005, 89340, 134010, 268020, 293333, 586666, 879999, 1173332, 1466665, 1759998, 2639997, 2933330, 3519996, 4399995, 5279994, 5866660, 8799990, 10559988, 13199985, 17599980, 26399970, 52799940]

約数ペア:

[(1, 52799940), (2, 26399970), (3, 17599980), (4, 13199985), (5, 10559988), (6, 8799990), (9, 5866660), (10, 5279994), (12, 4399995), (15, 3519996), (18, 2933330), (20, 2639997), (30, 1759998), (36, 1466665), (45, 1173332), (60, 879999), (90, 586666), (180, 293333), (197, 268020), (394, 134010), (591, 89340), (788, 67005), (985, 53604), (1182, 44670), (1489, 35460), (1773, 29780), (1970, 26802), (2364, 22335), (2955, 17868), (2978, 17730), (3546, 14890), (3940, 13401), (4467, 11820), (5910, 8934), (5956, 8865), (7092, 7445)]