1912210440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{27427}}^1$

素因数の和:27531

約数の個数: 128

約数和(自身を含む): 6635381760

約数和(自身を除く): 4723171320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 83, 84, 105, 120, 140, 166, 168, 210, 249, 280, 332, 415, 420, 498, 581, 664, 830, 840, 996, 1162, 1245, 1660, 1743, 1992, 2324, 2490, 2905, 3320, 3486, 4648, 4980, 5810, 6972, 8715, 9960, 11620, 13944, 17430, 23240, 27427, 34860, 54854, 69720, 82281, 109708, 137135, 164562, 191989, 219416, 274270, 329124, 383978, 411405, 548540, 575967, 658248, 767956, 822810, 959945, 1097080, 1151934, 1535912, 1645620, 1919890, 2276441, 2303868, 2879835, 3291240, 3839780, 4552882, 4607736, 5759670, 6829323, 7679560, 9105764, 11382205, 11519340, 13658646, 15935087, 18211528, 22764410, 23038680, 27317292, 31870174, 34146615, 45528820, 47805261, 54634584, 63740348, 68293230, 79675435, 91057640, 95610522, 127480696, 136586460, 159350870, 191221044, 239026305, 273172920, 318701740, 382442088, 478052610, 637403480, 956105220, 1912210440]

約数ペア:

[(1, 1912210440), (2, 956105220), (3, 637403480), (4, 478052610), (5, 382442088), (6, 318701740), (7, 273172920), (8, 239026305), (10, 191221044), (12, 159350870), (14, 136586460), (15, 127480696), (20, 95610522), (21, 91057640), (24, 79675435), (28, 68293230), (30, 63740348), (35, 54634584), (40, 47805261), (42, 45528820), (56, 34146615), (60, 31870174), (70, 27317292), (83, 23038680), (84, 22764410), (105, 18211528), (120, 15935087), (140, 13658646), (166, 11519340), (168, 11382205), (210, 9105764), (249, 7679560), (280, 6829323), (332, 5759670), (415, 4607736), (420, 4552882), (498, 3839780), (581, 3291240), (664, 2879835), (830, 2303868), (840, 2276441), (996, 1919890), (1162, 1645620), (1245, 1535912), (1660, 1151934), (1743, 1097080), (1992, 959945), (2324, 822810), (2490, 767956), (2905, 658248), (3320, 575967), (3486, 548540), (4648, 411405), (4980, 383978), (5810, 329124), (6972, 274270), (8715, 219416), (9960, 191989), (11620, 164562), (13944, 137135), (17430, 109708), (23240, 82281), (27427, 69720), (34860, 54854)]