209344140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{3169}}^1$

素因数の和:3551

約数の個数: 72

約数和(自身を含む): 636941760

約数和(自身を除く): 427597620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 367, 734, 1101, 1468, 1835, 2202, 3169, 3303, 3670, 4404, 5505, 6338, 6606, 7340, 9507, 11010, 12676, 13212, 15845, 16515, 19014, 22020, 28521, 31690, 33030, 38028, 47535, 57042, 63380, 66060, 95070, 114084, 142605, 190140, 285210, 570420, 1163023, 2326046, 3489069, 4652092, 5815115, 6978138, 10467207, 11630230, 13956276, 17445345, 20934414, 23260460, 34890690, 41868828, 52336035, 69781380, 104672070, 209344140]

約数ペア:

[(1, 209344140), (2, 104672070), (3, 69781380), (4, 52336035), (5, 41868828), (6, 34890690), (9, 23260460), (10, 20934414), (12, 17445345), (15, 13956276), (18, 11630230), (20, 10467207), (30, 6978138), (36, 5815115), (45, 4652092), (60, 3489069), (90, 2326046), (180, 1163023), (367, 570420), (734, 285210), (1101, 190140), (1468, 142605), (1835, 114084), (2202, 95070), (3169, 66060), (3303, 63380), (3670, 57042), (4404, 47535), (5505, 38028), (6338, 33030), (6606, 31690), (7340, 28521), (9507, 22020), (11010, 19014), (12676, 16515), (13212, 15845)]