378781728

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:707

約数の個数: 144

約数和(自身を含む): 1107521856

約数和(自身を除く): 728740128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 37, 39, 48, 52, 74, 78, 96, 104, 111, 148, 156, 169, 208, 222, 296, 312, 338, 416, 444, 481, 507, 592, 624, 631, 676, 888, 962, 1014, 1184, 1248, 1262, 1352, 1443, 1776, 1893, 1924, 2028, 2524, 2704, 2886, 3552, 3786, 3848, 4056, 5048, 5408, 5772, 6253, 7572, 7696, 8112, 8203, 10096, 11544, 12506, 15144, 15392, 16224, 16406, 18759, 20192, 23088, 23347, 24609, 25012, 30288, 32812, 37518, 46176, 46694, 49218, 50024, 60576, 65624, 70041, 75036, 93388, 98436, 100048, 106639, 131248, 140082, 150072, 186776, 196872, 200096, 213278, 262496, 280164, 300144, 303511, 319917, 373552, 393744, 426556, 560328, 600288, 607022, 639834, 747104, 787488, 853112, 910533, 1120656, 1214044, 1279668, 1706224, 1821066, 2241312, 2428088, 2559336, 3412448, 3642132, 3945643, 4856176, 5118672, 7284264, 7891286, 9712352, 10237344, 11836929, 14568528, 15782572, 23673858, 29137056, 31565144, 47347716, 63130288, 94695432, 126260576, 189390864, 378781728]

約数ペア:

[(1, 378781728), (2, 189390864), (3, 126260576), (4, 94695432), (6, 63130288), (8, 47347716), (12, 31565144), (13, 29137056), (16, 23673858), (24, 15782572), (26, 14568528), (32, 11836929), (37, 10237344), (39, 9712352), (48, 7891286), (52, 7284264), (74, 5118672), (78, 4856176), (96, 3945643), (104, 3642132), (111, 3412448), (148, 2559336), (156, 2428088), (169, 2241312), (208, 1821066), (222, 1706224), (296, 1279668), (312, 1214044), (338, 1120656), (416, 910533), (444, 853112), (481, 787488), (507, 747104), (592, 639834), (624, 607022), (631, 600288), (676, 560328), (888, 426556), (962, 393744), (1014, 373552), (1184, 319917), (1248, 303511), (1262, 300144), (1352, 280164), (1443, 262496), (1776, 213278), (1893, 200096), (1924, 196872), (2028, 186776), (2524, 150072), (2704, 140082), (2886, 131248), (3552, 106639), (3786, 100048), (3848, 98436), (4056, 93388), (5048, 75036), (5408, 70041), (5772, 65624), (6253, 60576), (7572, 50024), (7696, 49218), (8112, 46694), (8203, 46176), (10096, 37518), (11544, 32812), (12506, 30288), (15144, 25012), (15392, 24609), (16224, 23347), (16406, 23088), (18759, 20192)]