286907827720

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{10531}}^1$

素因数の和:10847

約数の個数: 128

約数和(自身を含む): 670735054080

約数和(自身を除く): 383827226360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 71, 106, 142, 181, 212, 265, 284, 355, 362, 424, 530, 568, 710, 724, 905, 1060, 1420, 1448, 1810, 2120, 2840, 3620, 3763, 7240, 7526, 9593, 10531, 12851, 15052, 18815, 19186, 21062, 25702, 30104, 37630, 38372, 42124, 47965, 51404, 52655, 64255, 75260, 76744, 84248, 95930, 102808, 105310, 128510, 150520, 191860, 210620, 257020, 383720, 421240, 514040, 558143, 681103, 747701, 1116286, 1362206, 1495402, 1906111, 2232572, 2724412, 2790715, 2990804, 3405515, 3738505, 3812222, 4465144, 5448824, 5581430, 5981608, 6811030, 7477010, 7624444, 9530555, 11162860, 13622060, 14954020, 15248888, 19061110, 22325720, 27244120, 29908040, 38122220, 39628153, 76244440, 79256306, 101023883, 135333881, 158512612, 198140765, 202047766, 270667762, 317025224, 396281530, 404095532, 505119415, 541335524, 676669405, 792563060, 808191064, 1010238830, 1082671048, 1353338810, 1585126120, 2020477660, 2706677620, 4040955320, 5413355240, 7172695693, 14345391386, 28690782772, 35863478465, 57381565544, 71726956930, 143453913860, 286907827720]

約数ペア:

[(1, 286907827720), (2, 143453913860), (4, 71726956930), (5, 57381565544), (8, 35863478465), (10, 28690782772), (20, 14345391386), (40, 7172695693), (53, 5413355240), (71, 4040955320), (106, 2706677620), (142, 2020477660), (181, 1585126120), (212, 1353338810), (265, 1082671048), (284, 1010238830), (355, 808191064), (362, 792563060), (424, 676669405), (530, 541335524), (568, 505119415), (710, 404095532), (724, 396281530), (905, 317025224), (1060, 270667762), (1420, 202047766), (1448, 198140765), (1810, 158512612), (2120, 135333881), (2840, 101023883), (3620, 79256306), (3763, 76244440), (7240, 39628153), (7526, 38122220), (9593, 29908040), (10531, 27244120), (12851, 22325720), (15052, 19061110), (18815, 15248888), (19186, 14954020), (21062, 13622060), (25702, 11162860), (30104, 9530555), (37630, 7624444), (38372, 7477010), (42124, 6811030), (47965, 5981608), (51404, 5581430), (52655, 5448824), (64255, 4465144), (75260, 3812222), (76744, 3738505), (84248, 3405515), (95930, 2990804), (102808, 2790715), (105310, 2724412), (128510, 2232572), (150520, 1906111), (191860, 1495402), (210620, 1362206), (257020, 1116286), (383720, 747701), (421240, 681103), (514040, 558143)]