139839280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:471

約数の個数: 160

約数和(自身を含む): 405081216

約数和(自身を除く): 265241936

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 37, 40, 56, 68, 70, 74, 80, 85, 112, 119, 136, 140, 148, 170, 185, 238, 259, 272, 280, 296, 340, 370, 397, 476, 518, 560, 592, 595, 629, 680, 740, 794, 952, 1036, 1190, 1258, 1295, 1360, 1480, 1588, 1904, 1985, 2072, 2380, 2516, 2590, 2779, 2960, 3145, 3176, 3970, 4144, 4403, 4760, 5032, 5180, 5558, 6290, 6352, 6749, 7940, 8806, 9520, 10064, 10360, 11116, 12580, 13498, 13895, 14689, 15880, 17612, 20720, 22015, 22232, 25160, 26996, 27790, 29378, 31760, 33745, 35224, 44030, 44464, 47243, 50320, 53992, 55580, 58756, 67490, 70448, 73445, 88060, 94486, 102823, 107984, 111160, 117512, 134980, 146890, 176120, 188972, 205646, 222320, 235024, 236215, 249713, 269960, 293780, 352240, 377944, 411292, 472430, 499426, 514115, 539920, 587560, 755888, 822584, 944860, 998852, 1028230, 1175120, 1248565, 1645168, 1747991, 1889720, 1997704, 2056460, 2497130, 3495982, 3779440, 3995408, 4112920, 4994260, 6991964, 8225840, 8739955, 9988520, 13983928, 17479910, 19977040, 27967856, 34959820, 69919640, 139839280]

約数ペア:

[(1, 139839280), (2, 69919640), (4, 34959820), (5, 27967856), (7, 19977040), (8, 17479910), (10, 13983928), (14, 9988520), (16, 8739955), (17, 8225840), (20, 6991964), (28, 4994260), (34, 4112920), (35, 3995408), (37, 3779440), (40, 3495982), (56, 2497130), (68, 2056460), (70, 1997704), (74, 1889720), (80, 1747991), (85, 1645168), (112, 1248565), (119, 1175120), (136, 1028230), (140, 998852), (148, 944860), (170, 822584), (185, 755888), (238, 587560), (259, 539920), (272, 514115), (280, 499426), (296, 472430), (340, 411292), (370, 377944), (397, 352240), (476, 293780), (518, 269960), (560, 249713), (592, 236215), (595, 235024), (629, 222320), (680, 205646), (740, 188972), (794, 176120), (952, 146890), (1036, 134980), (1190, 117512), (1258, 111160), (1295, 107984), (1360, 102823), (1480, 94486), (1588, 88060), (1904, 73445), (1985, 70448), (2072, 67490), (2380, 58756), (2516, 55580), (2590, 53992), (2779, 50320), (2960, 47243), (3145, 44464), (3176, 44030), (3970, 35224), (4144, 33745), (4403, 31760), (4760, 29378), (5032, 27790), (5180, 26996), (5558, 25160), (6290, 22232), (6352, 22015), (6749, 20720), (7940, 17612), (8806, 15880), (9520, 14689), (10064, 13895), (10360, 13498), (11116, 12580)]