127886988

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:367

約数の個数: 96

約数和(自身を含む): 329978880

約数和(自身を除く): 202091892

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 43, 51, 61, 68, 86, 102, 122, 129, 172, 183, 204, 239, 244, 258, 366, 478, 516, 717, 731, 732, 956, 1037, 1434, 1462, 2074, 2193, 2623, 2868, 2924, 3111, 4063, 4148, 4386, 5246, 6222, 7869, 8126, 8772, 10277, 10492, 12189, 12444, 14579, 15738, 16252, 20554, 24378, 29158, 30831, 31476, 41108, 43737, 44591, 48756, 58316, 61662, 87474, 89182, 123324, 133773, 174709, 174948, 178364, 247843, 267546, 349418, 495686, 524127, 535092, 626897, 698836, 743529, 991372, 1048254, 1253794, 1487058, 1880691, 2096508, 2507588, 2974116, 3761382, 7522764, 10657249, 21314498, 31971747, 42628996, 63943494, 127886988]

約数ペア:

[(1, 127886988), (2, 63943494), (3, 42628996), (4, 31971747), (6, 21314498), (12, 10657249), (17, 7522764), (34, 3761382), (43, 2974116), (51, 2507588), (61, 2096508), (68, 1880691), (86, 1487058), (102, 1253794), (122, 1048254), (129, 991372), (172, 743529), (183, 698836), (204, 626897), (239, 535092), (244, 524127), (258, 495686), (366, 349418), (478, 267546), (516, 247843), (717, 178364), (731, 174948), (732, 174709), (956, 133773), (1037, 123324), (1434, 89182), (1462, 87474), (2074, 61662), (2193, 58316), (2623, 48756), (2868, 44591), (2924, 43737), (3111, 41108), (4063, 31476), (4148, 30831), (4386, 29158), (5246, 24378), (6222, 20554), (7869, 16252), (8126, 15738), (8772, 14579), (10277, 12444), (10492, 12189)]