320904870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:211

約数の個数: 256

約数和(自身を含む): 990904320

約数和(自身を除く): 669999450

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 19, 22, 26, 30, 31, 33, 38, 39, 55, 57, 62, 65, 66, 78, 93, 95, 110, 114, 127, 130, 143, 155, 165, 186, 190, 195, 209, 247, 254, 285, 286, 310, 330, 341, 381, 390, 403, 418, 429, 465, 494, 570, 589, 627, 635, 682, 715, 741, 762, 806, 858, 930, 1023, 1045, 1178, 1209, 1235, 1254, 1270, 1397, 1430, 1482, 1651, 1705, 1767, 1905, 2015, 2046, 2090, 2145, 2413, 2418, 2470, 2717, 2794, 2945, 3135, 3302, 3410, 3534, 3705, 3810, 3937, 4030, 4191, 4290, 4433, 4826, 4953, 5115, 5434, 5890, 6045, 6270, 6479, 6985, 7239, 7410, 7657, 7874, 8151, 8255, 8382, 8835, 8866, 9906, 10230, 11811, 12065, 12090, 12958, 13299, 13585, 13970, 14478, 15314, 16302, 16510, 17670, 18161, 19437, 19685, 20955, 22165, 22971, 23622, 24130, 24765, 26543, 26598, 27170, 31369, 32395, 36195, 36322, 38285, 38874, 39370, 40755, 41910, 43307, 44330, 45942, 49530, 51181, 53086, 54483, 59055, 62738, 64790, 66495, 72390, 74803, 76570, 79629, 81510, 84227, 86614, 90805, 94107, 97185, 102362, 108966, 114855, 118110, 129921, 132715, 132990, 149606, 153543, 156845, 159258, 168454, 181610, 188214, 194370, 216535, 224409, 229710, 252681, 255905, 259842, 265430, 272415, 307086, 313690, 345059, 374015, 398145, 421135, 433070, 448818, 470535, 505362, 511810, 544830, 562991, 649605, 690118, 748030, 767715, 796290, 822833, 842270, 941070, 972439, 1035177, 1122045, 1125982, 1263405, 1299210, 1535430, 1645666, 1688973, 1725295, 1944878, 2070354, 2244090, 2468499, 2526810, 2814955, 2917317, 3377946, 3450590, 4114165, 4862195, 4936998, 5175885, 5629910, 5834634, 8228330, 8444865, 9724390, 10351770, 10696829, 12342495, 14586585, 16889730, 21393658, 24684990, 29173170, 32090487, 53484145, 64180974, 106968290, 160452435, 320904870]

約数ペア:

[(1, 320904870), (2, 160452435), (3, 106968290), (5, 64180974), (6, 53484145), (10, 32090487), (11, 29173170), (13, 24684990), (15, 21393658), (19, 16889730), (22, 14586585), (26, 12342495), (30, 10696829), (31, 10351770), (33, 9724390), (38, 8444865), (39, 8228330), (55, 5834634), (57, 5629910), (62, 5175885), (65, 4936998), (66, 4862195), (78, 4114165), (93, 3450590), (95, 3377946), (110, 2917317), (114, 2814955), (127, 2526810), (130, 2468499), (143, 2244090), (155, 2070354), (165, 1944878), (186, 1725295), (190, 1688973), (195, 1645666), (209, 1535430), (247, 1299210), (254, 1263405), (285, 1125982), (286, 1122045), (310, 1035177), (330, 972439), (341, 941070), (381, 842270), (390, 822833), (403, 796290), (418, 767715), (429, 748030), (465, 690118), (494, 649605), (570, 562991), (589, 544830), (627, 511810), (635, 505362), (682, 470535), (715, 448818), (741, 433070), (762, 421135), (806, 398145), (858, 374015), (930, 345059), (1023, 313690), (1045, 307086), (1178, 272415), (1209, 265430), (1235, 259842), (1254, 255905), (1270, 252681), (1397, 229710), (1430, 224409), (1482, 216535), (1651, 194370), (1705, 188214), (1767, 181610), (1905, 168454), (2015, 159258), (2046, 156845), (2090, 153543), (2145, 149606), (2413, 132990), (2418, 132715), (2470, 129921), (2717, 118110), (2794, 114855), (2945, 108966), (3135, 102362), (3302, 97185), (3410, 94107), (3534, 90805), (3705, 86614), (3810, 84227), (3937, 81510), (4030, 79629), (4191, 76570), (4290, 74803), (4433, 72390), (4826, 66495), (4953, 64790), (5115, 62738), (5434, 59055), (5890, 54483), (6045, 53086), (6270, 51181), (6479, 49530), (6985, 45942), (7239, 44330), (7410, 43307), (7657, 41910), (7874, 40755), (8151, 39370), (8255, 38874), (8382, 38285), (8835, 36322), (8866, 36195), (9906, 32395), (10230, 31369), (11811, 27170), (12065, 26598), (12090, 26543), (12958, 24765), (13299, 24130), (13585, 23622), (13970, 22971), (14478, 22165), (15314, 20955), (16302, 19685), (16510, 19437), (17670, 18161)]