18391732020

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{263}}^1\times {\mathrm{14389}}^1$

素因数の和:14676

約数の個数: 144

約数和(自身を含む): 58078500480

約数和(自身を除く): 39686768460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 263, 270, 324, 405, 486, 526, 540, 789, 810, 972, 1052, 1215, 1315, 1578, 1620, 2367, 2430, 2630, 3156, 3945, 4734, 4860, 5260, 7101, 7890, 9468, 11835, 14202, 14389, 15780, 21303, 23670, 28404, 28778, 35505, 42606, 43167, 47340, 57556, 63909, 71010, 71945, 85212, 86334, 106515, 127818, 129501, 142020, 143890, 172668, 213030, 215835, 255636, 259002, 287780, 319545, 388503, 426060, 431670, 518004, 639090, 647505, 777006, 863340, 1165509, 1278180, 1295010, 1554012, 1942515, 2331018, 2590020, 3496527, 3784307, 3885030, 4662036, 5827545, 6993054, 7568614, 7770060, 11352921, 11655090, 13986108, 15137228, 17482635, 18921535, 22705842, 23310180, 34058763, 34965270, 37843070, 45411684, 56764605, 68117526, 69930540, 75686140, 102176289, 113529210, 136235052, 170293815, 204352578, 227058420, 306528867, 340587630, 408705156, 510881445, 613057734, 681175260, 919586601, 1021762890, 1226115468, 1532644335, 1839173202, 2043525780, 3065288670, 3678346404, 4597933005, 6130577340, 9195866010, 18391732020]

約数ペア:

[(1, 18391732020), (2, 9195866010), (3, 6130577340), (4, 4597933005), (5, 3678346404), (6, 3065288670), (9, 2043525780), (10, 1839173202), (12, 1532644335), (15, 1226115468), (18, 1021762890), (20, 919586601), (27, 681175260), (30, 613057734), (36, 510881445), (45, 408705156), (54, 340587630), (60, 306528867), (81, 227058420), (90, 204352578), (108, 170293815), (135, 136235052), (162, 113529210), (180, 102176289), (243, 75686140), (263, 69930540), (270, 68117526), (324, 56764605), (405, 45411684), (486, 37843070), (526, 34965270), (540, 34058763), (789, 23310180), (810, 22705842), (972, 18921535), (1052, 17482635), (1215, 15137228), (1315, 13986108), (1578, 11655090), (1620, 11352921), (2367, 7770060), (2430, 7568614), (2630, 6993054), (3156, 5827545), (3945, 4662036), (4734, 3885030), (4860, 3784307), (5260, 3496527), (7101, 2590020), (7890, 2331018), (9468, 1942515), (11835, 1554012), (14202, 1295010), (14389, 1278180), (15780, 1165509), (21303, 863340), (23670, 777006), (28404, 647505), (28778, 639090), (35505, 518004), (42606, 431670), (43167, 426060), (47340, 388503), (57556, 319545), (63909, 287780), (71010, 259002), (71945, 255636), (85212, 215835), (86334, 213030), (106515, 172668), (127818, 143890), (129501, 142020)]