261895608

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:302

約数の個数: 192

約数和(自身を含む): 821620800

約数和(自身を除く): 559725192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 34, 36, 39, 51, 52, 68, 72, 78, 102, 104, 109, 117, 136, 151, 153, 156, 204, 218, 221, 234, 302, 306, 312, 327, 408, 436, 442, 453, 468, 604, 612, 654, 663, 872, 884, 906, 936, 981, 1208, 1224, 1308, 1326, 1359, 1417, 1768, 1812, 1853, 1962, 1963, 1989, 2567, 2616, 2652, 2718, 2834, 3624, 3706, 3924, 3926, 3978, 4251, 5134, 5304, 5436, 5559, 5668, 5889, 7412, 7701, 7848, 7852, 7956, 8502, 10268, 10872, 11118, 11336, 11778, 12753, 14824, 15402, 15704, 15912, 16459, 16677, 17004, 17667, 20536, 22236, 23103, 23556, 24089, 25506, 30804, 32918, 33354, 33371, 34008, 35334, 44472, 46206, 47112, 48178, 49377, 51012, 61608, 65836, 66708, 66742, 70668, 72267, 92412, 96356, 98754, 100113, 102024, 131672, 133416, 133484, 141336, 144534, 148131, 184824, 192712, 197508, 200226, 213967, 216801, 266968, 279803, 289068, 296262, 300339, 395016, 400452, 427934, 433602, 559606, 578136, 592524, 600678, 641901, 800904, 839409, 855868, 867204, 1119212, 1185048, 1201356, 1283802, 1678818, 1711736, 1734408, 1925703, 2238424, 2402712, 2518227, 2567604, 3357636, 3637439, 3851406, 5036454, 5135208, 6715272, 7274878, 7702812, 10072908, 10912317, 14549756, 15405624, 20145816, 21824634, 29099512, 32736951, 43649268, 65473902, 87298536, 130947804, 261895608]

約数ペア:

[(1, 261895608), (2, 130947804), (3, 87298536), (4, 65473902), (6, 43649268), (8, 32736951), (9, 29099512), (12, 21824634), (13, 20145816), (17, 15405624), (18, 14549756), (24, 10912317), (26, 10072908), (34, 7702812), (36, 7274878), (39, 6715272), (51, 5135208), (52, 5036454), (68, 3851406), (72, 3637439), (78, 3357636), (102, 2567604), (104, 2518227), (109, 2402712), (117, 2238424), (136, 1925703), (151, 1734408), (153, 1711736), (156, 1678818), (204, 1283802), (218, 1201356), (221, 1185048), (234, 1119212), (302, 867204), (306, 855868), (312, 839409), (327, 800904), (408, 641901), (436, 600678), (442, 592524), (453, 578136), (468, 559606), (604, 433602), (612, 427934), (654, 400452), (663, 395016), (872, 300339), (884, 296262), (906, 289068), (936, 279803), (981, 266968), (1208, 216801), (1224, 213967), (1308, 200226), (1326, 197508), (1359, 192712), (1417, 184824), (1768, 148131), (1812, 144534), (1853, 141336), (1962, 133484), (1963, 133416), (1989, 131672), (2567, 102024), (2616, 100113), (2652, 98754), (2718, 96356), (2834, 92412), (3624, 72267), (3706, 70668), (3924, 66742), (3926, 66708), (3978, 65836), (4251, 61608), (5134, 51012), (5304, 49377), (5436, 48178), (5559, 47112), (5668, 46206), (5889, 44472), (7412, 35334), (7701, 34008), (7848, 33371), (7852, 33354), (7956, 32918), (8502, 30804), (10268, 25506), (10872, 24089), (11118, 23556), (11336, 23103), (11778, 22236), (12753, 20536), (14824, 17667), (15402, 17004), (15704, 16677), (15912, 16459)]