208918680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{91631}}^1$

素因数の和:91664

約数の個数: 64

約数和(自身を含む): 659750400

約数和(自身を除く): 450831720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 91631, 183262, 274893, 366524, 458155, 549786, 733048, 916310, 1099572, 1374465, 1740989, 1832620, 2199144, 2748930, 3481978, 3665240, 5222967, 5497860, 6963956, 8704945, 10445934, 10995720, 13927912, 17409890, 20891868, 26114835, 34819780, 41783736, 52229670, 69639560, 104459340, 208918680]

約数ペア:

[(1, 208918680), (2, 104459340), (3, 69639560), (4, 52229670), (5, 41783736), (6, 34819780), (8, 26114835), (10, 20891868), (12, 17409890), (15, 13927912), (19, 10995720), (20, 10445934), (24, 8704945), (30, 6963956), (38, 5497860), (40, 5222967), (57, 3665240), (60, 3481978), (76, 2748930), (95, 2199144), (114, 1832620), (120, 1740989), (152, 1374465), (190, 1099572), (228, 916310), (285, 733048), (380, 549786), (456, 458155), (570, 366524), (760, 274893), (1140, 183262), (2280, 91631)]