207801880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2137}}^1$

素因数の和:2189

約数の個数: 128

約数和(自身を含む): 581878080

約数和(自身を除く): 374076200

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 17, 20, 22, 26, 34, 40, 44, 52, 55, 65, 68, 85, 88, 104, 110, 130, 136, 143, 170, 187, 220, 221, 260, 286, 340, 374, 440, 442, 520, 572, 680, 715, 748, 884, 935, 1105, 1144, 1430, 1496, 1768, 1870, 2137, 2210, 2431, 2860, 3740, 4274, 4420, 4862, 5720, 7480, 8548, 8840, 9724, 10685, 12155, 17096, 19448, 21370, 23507, 24310, 27781, 36329, 42740, 47014, 48620, 55562, 72658, 85480, 94028, 97240, 111124, 117535, 138905, 145316, 181645, 188056, 222248, 235070, 277810, 290632, 305591, 363290, 399619, 470140, 472277, 555620, 611182, 726580, 799238, 940280, 944554, 1111240, 1222364, 1453160, 1527955, 1598476, 1889108, 1998095, 2361385, 2444728, 3055910, 3196952, 3778216, 3996190, 4722770, 5195047, 6111820, 7992380, 9445540, 10390094, 12223640, 15984760, 18891080, 20780188, 25975235, 41560376, 51950470, 103900940, 207801880]

約数ペア:

[(1, 207801880), (2, 103900940), (4, 51950470), (5, 41560376), (8, 25975235), (10, 20780188), (11, 18891080), (13, 15984760), (17, 12223640), (20, 10390094), (22, 9445540), (26, 7992380), (34, 6111820), (40, 5195047), (44, 4722770), (52, 3996190), (55, 3778216), (65, 3196952), (68, 3055910), (85, 2444728), (88, 2361385), (104, 1998095), (110, 1889108), (130, 1598476), (136, 1527955), (143, 1453160), (170, 1222364), (187, 1111240), (220, 944554), (221, 940280), (260, 799238), (286, 726580), (340, 611182), (374, 555620), (440, 472277), (442, 470140), (520, 399619), (572, 363290), (680, 305591), (715, 290632), (748, 277810), (884, 235070), (935, 222248), (1105, 188056), (1144, 181645), (1430, 145316), (1496, 138905), (1768, 117535), (1870, 111124), (2137, 97240), (2210, 94028), (2431, 85480), (2860, 72658), (3740, 55562), (4274, 48620), (4420, 47014), (4862, 42740), (5720, 36329), (7480, 27781), (8548, 24310), (8840, 23507), (9724, 21370), (10685, 19448), (12155, 17096)]