212949480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2221}}^1$

素因数の和:2299

約数の個数: 128

約数和(自身を含む): 691130880

約数和(自身を除く): 478181400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 47, 51, 60, 68, 85, 94, 102, 120, 136, 141, 170, 188, 204, 235, 255, 282, 340, 376, 408, 470, 510, 564, 680, 705, 799, 940, 1020, 1128, 1410, 1598, 1880, 2040, 2221, 2397, 2820, 3196, 3995, 4442, 4794, 5640, 6392, 6663, 7990, 8884, 9588, 11105, 11985, 13326, 15980, 17768, 19176, 22210, 23970, 26652, 31960, 33315, 37757, 44420, 47940, 53304, 66630, 75514, 88840, 95880, 104387, 113271, 133260, 151028, 188785, 208774, 226542, 266520, 302056, 313161, 377570, 417548, 453084, 521935, 566355, 626322, 755140, 835096, 906168, 1043870, 1132710, 1252644, 1510280, 1565805, 1774579, 2087740, 2265420, 2505288, 3131610, 3549158, 4175480, 4530840, 5323737, 6263220, 7098316, 8872895, 10647474, 12526440, 14196632, 17745790, 21294948, 26618685, 35491580, 42589896, 53237370, 70983160, 106474740, 212949480]

約数ペア:

[(1, 212949480), (2, 106474740), (3, 70983160), (4, 53237370), (5, 42589896), (6, 35491580), (8, 26618685), (10, 21294948), (12, 17745790), (15, 14196632), (17, 12526440), (20, 10647474), (24, 8872895), (30, 7098316), (34, 6263220), (40, 5323737), (47, 4530840), (51, 4175480), (60, 3549158), (68, 3131610), (85, 2505288), (94, 2265420), (102, 2087740), (120, 1774579), (136, 1565805), (141, 1510280), (170, 1252644), (188, 1132710), (204, 1043870), (235, 906168), (255, 835096), (282, 755140), (340, 626322), (376, 566355), (408, 521935), (470, 453084), (510, 417548), (564, 377570), (680, 313161), (705, 302056), (799, 266520), (940, 226542), (1020, 208774), (1128, 188785), (1410, 151028), (1598, 133260), (1880, 113271), (2040, 104387), (2221, 95880), (2397, 88840), (2820, 75514), (3196, 66630), (3995, 53304), (4442, 47940), (4794, 44420), (5640, 37757), (6392, 33315), (6663, 31960), (7990, 26652), (8884, 23970), (9588, 22210), (11105, 19176), (11985, 17768), (13326, 15980)]