218432520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{606757}}^1$

素因数の和:606774

約数の個数: 48

約数和(自身を含む): 709906860

約数和(自身を除く): 491474340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 606757, 1213514, 1820271, 2427028, 3033785, 3640542, 4854056, 5460813, 6067570, 7281084, 9101355, 10921626, 12135140, 14562168, 18202710, 21843252, 24270280, 27304065, 36405420, 43686504, 54608130, 72810840, 109216260, 218432520]

約数ペア:

[(1, 218432520), (2, 109216260), (3, 72810840), (4, 54608130), (5, 43686504), (6, 36405420), (8, 27304065), (9, 24270280), (10, 21843252), (12, 18202710), (15, 14562168), (18, 12135140), (20, 10921626), (24, 9101355), (30, 7281084), (36, 6067570), (40, 5460813), (45, 4854056), (60, 3640542), (72, 3033785), (90, 2427028), (120, 1820271), (180, 1213514), (360, 606757)]