1309409920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22483}}^1$

素因数の和:22522

約数の個数: 128

約数和(自身を含む): 3852858240

約数和(自身を除く): 2543448320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1456, 1664, 1820, 2080, 2240, 2912, 3640, 4160, 4480, 5824, 7280, 8320, 11648, 14560, 22483, 29120, 44966, 58240, 89932, 112415, 157381, 179864, 224830, 292279, 314762, 359728, 449660, 584558, 629524, 719456, 786905, 899320, 1169116, 1259048, 1438912, 1461395, 1573810, 1798640, 2045953, 2338232, 2518096, 2877824, 2922790, 3147620, 3597280, 4091906, 4676464, 5036192, 5845580, 6295240, 7194560, 8183812, 9352928, 10072384, 10229765, 11691160, 12590480, 14389120, 16367624, 18705856, 20144768, 20459530, 23382320, 25180960, 32735248, 37411712, 40919060, 46764640, 50361920, 65470496, 81838120, 93529280, 100723840, 130940992, 163676240, 187058560, 261881984, 327352480, 654704960, 1309409920]

約数ペア:

[(1, 1309409920), (2, 654704960), (4, 327352480), (5, 261881984), (7, 187058560), (8, 163676240), (10, 130940992), (13, 100723840), (14, 93529280), (16, 81838120), (20, 65470496), (26, 50361920), (28, 46764640), (32, 40919060), (35, 37411712), (40, 32735248), (52, 25180960), (56, 23382320), (64, 20459530), (65, 20144768), (70, 18705856), (80, 16367624), (91, 14389120), (104, 12590480), (112, 11691160), (128, 10229765), (130, 10072384), (140, 9352928), (160, 8183812), (182, 7194560), (208, 6295240), (224, 5845580), (260, 5036192), (280, 4676464), (320, 4091906), (364, 3597280), (416, 3147620), (448, 2922790), (455, 2877824), (520, 2518096), (560, 2338232), (640, 2045953), (728, 1798640), (832, 1573810), (896, 1461395), (910, 1438912), (1040, 1259048), (1120, 1169116), (1456, 899320), (1664, 786905), (1820, 719456), (2080, 629524), (2240, 584558), (2912, 449660), (3640, 359728), (4160, 314762), (4480, 292279), (5824, 224830), (7280, 179864), (8320, 157381), (11648, 112415), (14560, 89932), (22483, 58240), (29120, 44966)]