1819071672

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{991}}^1$

素因数の和:1437

約数の個数: 128

約数和(自身を含む): 5271091200

約数和(自身を除く): 3452019528

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 88, 102, 132, 136, 187, 204, 264, 374, 408, 409, 561, 748, 818, 991, 1122, 1227, 1496, 1636, 1982, 2244, 2454, 2973, 3272, 3964, 4488, 4499, 4908, 5946, 6953, 7928, 8998, 9816, 10901, 11892, 13497, 13906, 16847, 17996, 20859, 21802, 23784, 26994, 27812, 32703, 33694, 35992, 41718, 43604, 50541, 53988, 55624, 65406, 67388, 76483, 83436, 87208, 101082, 107976, 130812, 134776, 152966, 166872, 185317, 202164, 229449, 261624, 305932, 370634, 404328, 405319, 458898, 555951, 611864, 741268, 810638, 917796, 1111902, 1215957, 1482536, 1621276, 1835592, 2223804, 2431914, 3242552, 4447608, 4458509, 4863828, 6890423, 8917018, 9727656, 13375527, 13780846, 17834036, 20671269, 26751054, 27561692, 35668072, 41342538, 53502108, 55123384, 75794653, 82685076, 107004216, 151589306, 165370152, 227383959, 303178612, 454767918, 606357224, 909535836, 1819071672]

約数ペア:

[(1, 1819071672), (2, 909535836), (3, 606357224), (4, 454767918), (6, 303178612), (8, 227383959), (11, 165370152), (12, 151589306), (17, 107004216), (22, 82685076), (24, 75794653), (33, 55123384), (34, 53502108), (44, 41342538), (51, 35668072), (66, 27561692), (68, 26751054), (88, 20671269), (102, 17834036), (132, 13780846), (136, 13375527), (187, 9727656), (204, 8917018), (264, 6890423), (374, 4863828), (408, 4458509), (409, 4447608), (561, 3242552), (748, 2431914), (818, 2223804), (991, 1835592), (1122, 1621276), (1227, 1482536), (1496, 1215957), (1636, 1111902), (1982, 917796), (2244, 810638), (2454, 741268), (2973, 611864), (3272, 555951), (3964, 458898), (4488, 405319), (4499, 404328), (4908, 370634), (5946, 305932), (6953, 261624), (7928, 229449), (8998, 202164), (9816, 185317), (10901, 166872), (11892, 152966), (13497, 134776), (13906, 130812), (16847, 107976), (17996, 101082), (20859, 87208), (21802, 83436), (23784, 76483), (26994, 67388), (27812, 65406), (32703, 55624), (33694, 53988), (35992, 50541), (41718, 43604)]