26661180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:308

約数の個数: 192

約数和(自身を含む): 97090560

約数和(自身を除く): 70429380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 19, 20, 21, 26, 28, 30, 35, 38, 39, 42, 52, 57, 60, 65, 70, 76, 78, 84, 91, 95, 105, 114, 130, 133, 140, 156, 182, 190, 195, 210, 228, 247, 257, 260, 266, 273, 285, 364, 380, 390, 399, 420, 455, 494, 514, 532, 546, 570, 665, 741, 771, 780, 798, 910, 988, 1028, 1092, 1140, 1235, 1285, 1330, 1365, 1482, 1542, 1596, 1729, 1799, 1820, 1995, 2470, 2570, 2660, 2730, 2964, 3084, 3341, 3458, 3598, 3705, 3855, 3990, 4883, 4940, 5140, 5187, 5397, 5460, 6682, 6916, 7196, 7410, 7710, 7980, 8645, 8995, 9766, 10023, 10374, 10794, 13364, 14649, 14820, 15420, 16705, 17290, 17990, 19532, 20046, 20748, 21588, 23387, 24415, 25935, 26985, 29298, 33410, 34181, 34580, 35980, 40092, 46774, 48830, 50115, 51870, 53970, 58596, 63479, 66820, 68362, 70161, 73245, 93548, 97660, 100230, 102543, 103740, 107940, 116935, 126958, 136724, 140322, 146490, 170905, 190437, 200460, 205086, 233870, 253916, 280644, 292980, 317395, 341810, 350805, 380874, 410172, 444353, 467740, 512715, 634790, 683620, 701610, 761748, 888706, 952185, 1025430, 1269580, 1333059, 1403220, 1777412, 1904370, 2050860, 2221765, 2666118, 3808740, 4443530, 5332236, 6665295, 8887060, 13330590, 26661180]

約数ペア:

[(1, 26661180), (2, 13330590), (3, 8887060), (4, 6665295), (5, 5332236), (6, 4443530), (7, 3808740), (10, 2666118), (12, 2221765), (13, 2050860), (14, 1904370), (15, 1777412), (19, 1403220), (20, 1333059), (21, 1269580), (26, 1025430), (28, 952185), (30, 888706), (35, 761748), (38, 701610), (39, 683620), (42, 634790), (52, 512715), (57, 467740), (60, 444353), (65, 410172), (70, 380874), (76, 350805), (78, 341810), (84, 317395), (91, 292980), (95, 280644), (105, 253916), (114, 233870), (130, 205086), (133, 200460), (140, 190437), (156, 170905), (182, 146490), (190, 140322), (195, 136724), (210, 126958), (228, 116935), (247, 107940), (257, 103740), (260, 102543), (266, 100230), (273, 97660), (285, 93548), (364, 73245), (380, 70161), (390, 68362), (399, 66820), (420, 63479), (455, 58596), (494, 53970), (514, 51870), (532, 50115), (546, 48830), (570, 46774), (665, 40092), (741, 35980), (771, 34580), (780, 34181), (798, 33410), (910, 29298), (988, 26985), (1028, 25935), (1092, 24415), (1140, 23387), (1235, 21588), (1285, 20748), (1330, 20046), (1365, 19532), (1482, 17990), (1542, 17290), (1596, 16705), (1729, 15420), (1799, 14820), (1820, 14649), (1995, 13364), (2470, 10794), (2570, 10374), (2660, 10023), (2730, 9766), (2964, 8995), (3084, 8645), (3341, 7980), (3458, 7710), (3598, 7410), (3705, 7196), (3855, 6916), (3990, 6682), (4883, 5460), (4940, 5397), (5140, 5187)]