1780451582

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1066

約数の個数: 128

約数和(自身を含む): 3785564160

約数和(自身を除く): 2005112578

約数列:

[1, 2, 7, 13, 14, 17, 19, 26, 31, 34, 38, 62, 91, 119, 133, 182, 217, 221, 238, 247, 266, 323, 403, 434, 442, 494, 527, 589, 646, 806, 977, 1054, 1178, 1547, 1729, 1954, 2261, 2821, 3094, 3458, 3689, 4123, 4199, 4522, 5642, 6839, 6851, 7378, 7657, 8246, 8398, 10013, 12701, 13678, 13702, 15314, 16609, 18563, 20026, 25402, 29393, 30287, 33218, 37126, 47957, 53599, 58786, 60574, 70091, 88907, 95914, 107198, 116263, 129941, 130169, 140182, 177814, 212009, 215917, 232526, 241319, 259882, 260338, 315571, 393731, 424018, 431834, 482638, 514879, 575453, 631142, 787462, 911183, 1029758, 1150906, 1511419, 1689233, 1822366, 2208997, 2756117, 3022838, 3378466, 3604153, 4028171, 4102423, 4417994, 5512234, 6693427, 7208306, 7480889, 8056342, 8204846, 9782701, 13386854, 14961778, 19565402, 28716961, 46853989, 52366223, 57433922, 68478907, 93707978, 104732446, 127175113, 136957814, 254350226, 890225791, 1780451582]

約数ペア:

[(1, 1780451582), (2, 890225791), (7, 254350226), (13, 136957814), (14, 127175113), (17, 104732446), (19, 93707978), (26, 68478907), (31, 57433922), (34, 52366223), (38, 46853989), (62, 28716961), (91, 19565402), (119, 14961778), (133, 13386854), (182, 9782701), (217, 8204846), (221, 8056342), (238, 7480889), (247, 7208306), (266, 6693427), (323, 5512234), (403, 4417994), (434, 4102423), (442, 4028171), (494, 3604153), (527, 3378466), (589, 3022838), (646, 2756117), (806, 2208997), (977, 1822366), (1054, 1689233), (1178, 1511419), (1547, 1150906), (1729, 1029758), (1954, 911183), (2261, 787462), (2821, 631142), (3094, 575453), (3458, 514879), (3689, 482638), (4123, 431834), (4199, 424018), (4522, 393731), (5642, 315571), (6839, 260338), (6851, 259882), (7378, 241319), (7657, 232526), (8246, 215917), (8398, 212009), (10013, 177814), (12701, 140182), (13678, 130169), (13702, 129941), (15314, 116263), (16609, 107198), (18563, 95914), (20026, 88907), (25402, 70091), (29393, 60574), (30287, 58786), (33218, 53599), (37126, 47957)]