289041780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{130199}}^1$

素因数の和:130248

約数の個数: 48

約数和(自身を含む): 831196800

約数和(自身を除く): 542155020

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, 130199, 260398, 390597, 520796, 650995, 781194, 1301990, 1562388, 1952985, 2603980, 3905970, 4817363, 7811940, 9634726, 14452089, 19269452, 24086815, 28904178, 48173630, 57808356, 72260445, 96347260, 144520890, 289041780]

約数ペア:

[(1, 289041780), (2, 144520890), (3, 96347260), (4, 72260445), (5, 57808356), (6, 48173630), (10, 28904178), (12, 24086815), (15, 19269452), (20, 14452089), (30, 9634726), (37, 7811940), (60, 4817363), (74, 3905970), (111, 2603980), (148, 1952985), (185, 1562388), (222, 1301990), (370, 781194), (444, 650995), (555, 520796), (740, 390597), (1110, 260398), (2220, 130199)]