189011680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{751}}^1$

素因数の和:801

約数の個数: 144

約数和(自身を含む): 529284672

約数和(自身を除く): 340272992

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 104, 110, 121, 130, 143, 160, 176, 208, 220, 242, 260, 286, 352, 416, 440, 484, 520, 572, 605, 715, 751, 880, 968, 1040, 1144, 1210, 1430, 1502, 1573, 1760, 1936, 2080, 2288, 2420, 2860, 3004, 3146, 3755, 3872, 4576, 4840, 5720, 6008, 6292, 7510, 7865, 8261, 9680, 9763, 11440, 12016, 12584, 15020, 15730, 16522, 19360, 19526, 22880, 24032, 25168, 30040, 31460, 33044, 39052, 41305, 48815, 50336, 60080, 62920, 66088, 78104, 82610, 90871, 97630, 107393, 120160, 125840, 132176, 156208, 165220, 181742, 195260, 214786, 251680, 264352, 312416, 330440, 363484, 390520, 429572, 454355, 536965, 660880, 726968, 781040, 859144, 908710, 1073930, 1181323, 1321760, 1453936, 1562080, 1718288, 1817420, 2147860, 2362646, 2907872, 3436576, 3634840, 4295720, 4725292, 5906615, 7269680, 8591440, 9450584, 11813230, 14539360, 17182880, 18901168, 23626460, 37802336, 47252920, 94505840, 189011680]

約数ペア:

[(1, 189011680), (2, 94505840), (4, 47252920), (5, 37802336), (8, 23626460), (10, 18901168), (11, 17182880), (13, 14539360), (16, 11813230), (20, 9450584), (22, 8591440), (26, 7269680), (32, 5906615), (40, 4725292), (44, 4295720), (52, 3634840), (55, 3436576), (65, 2907872), (80, 2362646), (88, 2147860), (104, 1817420), (110, 1718288), (121, 1562080), (130, 1453936), (143, 1321760), (160, 1181323), (176, 1073930), (208, 908710), (220, 859144), (242, 781040), (260, 726968), (286, 660880), (352, 536965), (416, 454355), (440, 429572), (484, 390520), (520, 363484), (572, 330440), (605, 312416), (715, 264352), (751, 251680), (880, 214786), (968, 195260), (1040, 181742), (1144, 165220), (1210, 156208), (1430, 132176), (1502, 125840), (1573, 120160), (1760, 107393), (1936, 97630), (2080, 90871), (2288, 82610), (2420, 78104), (2860, 66088), (3004, 62920), (3146, 60080), (3755, 50336), (3872, 48815), (4576, 41305), (4840, 39052), (5720, 33044), (6008, 31460), (6292, 30040), (7510, 25168), (7865, 24032), (8261, 22880), (9680, 19526), (9763, 19360), (11440, 16522), (12016, 15730), (12584, 15020)]