28757970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2477}}^1$

素因数の和:2536

約数の個数: 64

約数和(自身を含む): 78503040

約数和(自身を除く): 49745070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 86, 90, 129, 135, 215, 258, 270, 387, 430, 645, 774, 1161, 1290, 1935, 2322, 2477, 3870, 4954, 5805, 7431, 11610, 12385, 14862, 22293, 24770, 37155, 44586, 66879, 74310, 106511, 111465, 133758, 213022, 222930, 319533, 334395, 532555, 639066, 668790, 958599, 1065110, 1597665, 1917198, 2875797, 3195330, 4792995, 5751594, 9585990, 14378985, 28757970]

約数ペア:

[(1, 28757970), (2, 14378985), (3, 9585990), (5, 5751594), (6, 4792995), (9, 3195330), (10, 2875797), (15, 1917198), (18, 1597665), (27, 1065110), (30, 958599), (43, 668790), (45, 639066), (54, 532555), (86, 334395), (90, 319533), (129, 222930), (135, 213022), (215, 133758), (258, 111465), (270, 106511), (387, 74310), (430, 66879), (645, 44586), (774, 37155), (1161, 24770), (1290, 22293), (1935, 14862), (2322, 12385), (2477, 11610), (3870, 7431), (4954, 5805)]