20397664728

素因数分解:

$2^3\times 3^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{44819}}^1$

素因数の和:44891

約数の個数: 192

約数和(自身を含む): 67445136000

約数和(自身を除く): 47047471272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 43, 49, 54, 56, 63, 72, 84, 86, 98, 108, 126, 129, 147, 168, 172, 189, 196, 216, 252, 258, 294, 301, 344, 378, 387, 392, 441, 504, 516, 588, 602, 756, 774, 882, 903, 1032, 1161, 1176, 1204, 1323, 1512, 1548, 1764, 1806, 2107, 2322, 2408, 2646, 2709, 3096, 3528, 3612, 4214, 4644, 5292, 5418, 6321, 7224, 8127, 8428, 9288, 10584, 10836, 12642, 16254, 16856, 18963, 21672, 25284, 32508, 37926, 44819, 50568, 56889, 65016, 75852, 89638, 113778, 134457, 151704, 179276, 227556, 268914, 313733, 358552, 403371, 455112, 537828, 627466, 806742, 941199, 1075656, 1210113, 1254932, 1613484, 1882398, 1927217, 2196131, 2420226, 2509864, 2823597, 3226968, 3764796, 3854434, 4392262, 4840452, 5647194, 5781651, 6588393, 7529592, 7708868, 8470791, 8784524, 9680904, 11294388, 11563302, 13176786, 13490519, 15417736, 16941582, 17344953, 17569048, 19765179, 22588776, 23126604, 26353572, 26981038, 33883164, 34689906, 39530358, 40471557, 46253208, 52034859, 52707144, 53962076, 59295537, 67766328, 69379812, 79060716, 80943114, 94433633, 104069718, 107924152, 118591074, 121414671, 138759624, 158121432, 161886228, 188867266, 208139436, 237182148, 242829342, 283300899, 323772456, 364244013, 377734532, 416278872, 474364296, 485658684, 566601798, 728488026, 755469064, 849902697, 971317368, 1133203596, 1456976052, 1699805394, 2266407192, 2549708091, 2913952104, 3399610788, 5099416182, 6799221576, 10198832364, 20397664728]

約数ペア:

[(1, 20397664728), (2, 10198832364), (3, 6799221576), (4, 5099416182), (6, 3399610788), (7, 2913952104), (8, 2549708091), (9, 2266407192), (12, 1699805394), (14, 1456976052), (18, 1133203596), (21, 971317368), (24, 849902697), (27, 755469064), (28, 728488026), (36, 566601798), (42, 485658684), (43, 474364296), (49, 416278872), (54, 377734532), (56, 364244013), (63, 323772456), (72, 283300899), (84, 242829342), (86, 237182148), (98, 208139436), (108, 188867266), (126, 161886228), (129, 158121432), (147, 138759624), (168, 121414671), (172, 118591074), (189, 107924152), (196, 104069718), (216, 94433633), (252, 80943114), (258, 79060716), (294, 69379812), (301, 67766328), (344, 59295537), (378, 53962076), (387, 52707144), (392, 52034859), (441, 46253208), (504, 40471557), (516, 39530358), (588, 34689906), (602, 33883164), (756, 26981038), (774, 26353572), (882, 23126604), (903, 22588776), (1032, 19765179), (1161, 17569048), (1176, 17344953), (1204, 16941582), (1323, 15417736), (1512, 13490519), (1548, 13176786), (1764, 11563302), (1806, 11294388), (2107, 9680904), (2322, 8784524), (2408, 8470791), (2646, 7708868), (2709, 7529592), (3096, 6588393), (3528, 5781651), (3612, 5647194), (4214, 4840452), (4644, 4392262), (5292, 3854434), (5418, 3764796), (6321, 3226968), (7224, 2823597), (8127, 2509864), (8428, 2420226), (9288, 2196131), (10584, 1927217), (10836, 1882398), (12642, 1613484), (16254, 1254932), (16856, 1210113), (18963, 1075656), (21672, 941199), (25284, 806742), (32508, 627466), (37926, 537828), (44819, 455112), (50568, 403371), (56889, 358552), (65016, 313733), (75852, 268914), (89638, 227556), (113778, 179276), (134457, 151704)]