1409414680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:497

約数の個数: 128

約数和(自身を含む): 3436992000

約数和(自身を除く): 2027577320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 67, 76, 89, 95, 134, 152, 178, 190, 268, 311, 335, 356, 380, 445, 536, 622, 670, 712, 760, 890, 1244, 1273, 1340, 1555, 1691, 1780, 2488, 2546, 2680, 3110, 3382, 3560, 5092, 5909, 5963, 6220, 6365, 6764, 8455, 10184, 11818, 11926, 12440, 12730, 13528, 16910, 20837, 23636, 23852, 25460, 27679, 29545, 29815, 33820, 41674, 47272, 47704, 50920, 55358, 59090, 59630, 67640, 83348, 104185, 110716, 113297, 118180, 119260, 138395, 166696, 208370, 221432, 226594, 236360, 238520, 276790, 395903, 416740, 453188, 525901, 553580, 566485, 791806, 833480, 906376, 1051802, 1107160, 1132970, 1583612, 1854493, 1979515, 2103604, 2265940, 2629505, 3167224, 3708986, 3959030, 4207208, 4531880, 5259010, 7417972, 7918060, 9272465, 10518020, 14835944, 15836120, 18544930, 21036040, 35235367, 37089860, 70470734, 74179720, 140941468, 176176835, 281882936, 352353670, 704707340, 1409414680]

約数ペア:

[(1, 1409414680), (2, 704707340), (4, 352353670), (5, 281882936), (8, 176176835), (10, 140941468), (19, 74179720), (20, 70470734), (38, 37089860), (40, 35235367), (67, 21036040), (76, 18544930), (89, 15836120), (95, 14835944), (134, 10518020), (152, 9272465), (178, 7918060), (190, 7417972), (268, 5259010), (311, 4531880), (335, 4207208), (356, 3959030), (380, 3708986), (445, 3167224), (536, 2629505), (622, 2265940), (670, 2103604), (712, 1979515), (760, 1854493), (890, 1583612), (1244, 1132970), (1273, 1107160), (1340, 1051802), (1555, 906376), (1691, 833480), (1780, 791806), (2488, 566485), (2546, 553580), (2680, 525901), (3110, 453188), (3382, 416740), (3560, 395903), (5092, 276790), (5909, 238520), (5963, 236360), (6220, 226594), (6365, 221432), (6764, 208370), (8455, 166696), (10184, 138395), (11818, 119260), (11926, 118180), (12440, 113297), (12730, 110716), (13528, 104185), (16910, 83348), (20837, 67640), (23636, 59630), (23852, 59090), (25460, 55358), (27679, 50920), (29545, 47704), (29815, 47272), (33820, 41674)]