491369256

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:189

約数の個数: 288

約数和(自身を含む): 1643241600

約数和(自身を除く): 1151872344

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 41, 42, 43, 49, 56, 63, 72, 79, 82, 84, 86, 98, 123, 126, 129, 147, 158, 164, 168, 172, 196, 237, 246, 252, 258, 287, 294, 301, 316, 328, 344, 369, 387, 392, 441, 474, 492, 504, 516, 553, 574, 588, 602, 632, 711, 738, 774, 861, 882, 903, 948, 984, 1032, 1106, 1148, 1176, 1204, 1422, 1476, 1548, 1659, 1722, 1763, 1764, 1806, 1896, 2009, 2107, 2212, 2296, 2408, 2583, 2709, 2844, 2952, 3096, 3239, 3318, 3397, 3444, 3526, 3528, 3612, 3871, 4018, 4214, 4424, 4977, 5166, 5289, 5418, 5688, 6027, 6321, 6478, 6636, 6794, 6888, 7052, 7224, 7742, 8036, 8428, 9717, 9954, 10191, 10332, 10578, 10836, 11613, 12054, 12341, 12642, 12956, 13272, 13588, 14104, 15484, 15867, 16072, 16856, 18081, 18963, 19434, 19908, 20382, 20664, 21156, 21672, 22673, 23226, 23779, 24108, 24682, 25284, 25912, 27176, 29151, 30573, 30968, 31734, 34839, 36162, 37023, 37926, 38868, 39816, 40764, 42312, 45346, 46452, 47558, 48216, 49364, 50568, 58302, 61146, 63468, 68019, 69678, 71337, 72324, 74046, 75852, 77736, 81528, 86387, 90692, 92904, 95116, 98728, 111069, 116604, 122292, 126936, 136038, 139277, 139356, 142674, 144648, 148092, 151704, 158711, 166453, 172774, 181384, 190232, 204057, 214011, 222138, 233208, 244584, 259161, 272076, 278554, 278712, 285348, 296184, 317422, 332906, 345548, 408114, 417831, 428022, 444276, 476133, 499359, 518322, 544152, 557108, 570696, 634844, 665812, 691096, 777483, 816228, 835662, 856044, 888552, 952266, 974939, 998718, 1036644, 1114216, 1253493, 1269688, 1331624, 1428399, 1498077, 1554966, 1632456, 1671324, 1712088, 1904532, 1949878, 1997436, 2073288, 2506986, 2856798, 2924817, 2996154, 3109932, 3342648, 3809064, 3899756, 3994872, 5013972, 5713596, 5849634, 5992308, 6219864, 6824573, 7799512, 8774451, 10027944, 11427192, 11699268, 11984616, 13649146, 17548902, 20473719, 23398536, 27298292, 35097804, 40947438, 54596584, 61421157, 70195608, 81894876, 122842314, 163789752, 245684628, 491369256]

約数ペア:

[(1, 491369256), (2, 245684628), (3, 163789752), (4, 122842314), (6, 81894876), (7, 70195608), (8, 61421157), (9, 54596584), (12, 40947438), (14, 35097804), (18, 27298292), (21, 23398536), (24, 20473719), (28, 17548902), (36, 13649146), (41, 11984616), (42, 11699268), (43, 11427192), (49, 10027944), (56, 8774451), (63, 7799512), (72, 6824573), (79, 6219864), (82, 5992308), (84, 5849634), (86, 5713596), (98, 5013972), (123, 3994872), (126, 3899756), (129, 3809064), (147, 3342648), (158, 3109932), (164, 2996154), (168, 2924817), (172, 2856798), (196, 2506986), (237, 2073288), (246, 1997436), (252, 1949878), (258, 1904532), (287, 1712088), (294, 1671324), (301, 1632456), (316, 1554966), (328, 1498077), (344, 1428399), (369, 1331624), (387, 1269688), (392, 1253493), (441, 1114216), (474, 1036644), (492, 998718), (504, 974939), (516, 952266), (553, 888552), (574, 856044), (588, 835662), (602, 816228), (632, 777483), (711, 691096), (738, 665812), (774, 634844), (861, 570696), (882, 557108), (903, 544152), (948, 518322), (984, 499359), (1032, 476133), (1106, 444276), (1148, 428022), (1176, 417831), (1204, 408114), (1422, 345548), (1476, 332906), (1548, 317422), (1659, 296184), (1722, 285348), (1763, 278712), (1764, 278554), (1806, 272076), (1896, 259161), (2009, 244584), (2107, 233208), (2212, 222138), (2296, 214011), (2408, 204057), (2583, 190232), (2709, 181384), (2844, 172774), (2952, 166453), (3096, 158711), (3239, 151704), (3318, 148092), (3397, 144648), (3444, 142674), (3526, 139356), (3528, 139277), (3612, 136038), (3871, 126936), (4018, 122292), (4214, 116604), (4424, 111069), (4977, 98728), (5166, 95116), (5289, 92904), (5418, 90692), (5688, 86387), (6027, 81528), (6321, 77736), (6478, 75852), (6636, 74046), (6794, 72324), (6888, 71337), (7052, 69678), (7224, 68019), (7742, 63468), (8036, 61146), (8428, 58302), (9717, 50568), (9954, 49364), (10191, 48216), (10332, 47558), (10578, 46452), (10836, 45346), (11613, 42312), (12054, 40764), (12341, 39816), (12642, 38868), (12956, 37926), (13272, 37023), (13588, 36162), (14104, 34839), (15484, 31734), (15867, 30968), (16072, 30573), (16856, 29151), (18081, 27176), (18963, 25912), (19434, 25284), (19908, 24682), (20382, 24108), (20664, 23779), (21156, 23226), (21672, 22673)]