208375470

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:455

約数の個数: 128

約数和(自身を含む): 590976000

約数和(自身を除く): 382600530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 151, 171, 190, 269, 270, 285, 302, 342, 453, 513, 538, 570, 755, 807, 855, 906, 1026, 1345, 1359, 1510, 1614, 1710, 2265, 2421, 2565, 2690, 2718, 2869, 4035, 4077, 4530, 4842, 5111, 5130, 5738, 6795, 7263, 8070, 8154, 8607, 10222, 12105, 13590, 14345, 14526, 15333, 17214, 20385, 24210, 25555, 25821, 28690, 30666, 36315, 40619, 40770, 43035, 45999, 51110, 51642, 72630, 76665, 77463, 81238, 86070, 91998, 121857, 129105, 137997, 153330, 154926, 203095, 229995, 243714, 258210, 275994, 365571, 387315, 406190, 459990, 609285, 689985, 731142, 771761, 774630, 1096713, 1218570, 1379970, 1543522, 1827855, 2193426, 2315283, 3655710, 3858805, 4630566, 5483565, 6945849, 7717610, 10967130, 11576415, 13891698, 20837547, 23152830, 34729245, 41675094, 69458490, 104187735, 208375470]

約数ペア:

[(1, 208375470), (2, 104187735), (3, 69458490), (5, 41675094), (6, 34729245), (9, 23152830), (10, 20837547), (15, 13891698), (18, 11576415), (19, 10967130), (27, 7717610), (30, 6945849), (38, 5483565), (45, 4630566), (54, 3858805), (57, 3655710), (90, 2315283), (95, 2193426), (114, 1827855), (135, 1543522), (151, 1379970), (171, 1218570), (190, 1096713), (269, 774630), (270, 771761), (285, 731142), (302, 689985), (342, 609285), (453, 459990), (513, 406190), (538, 387315), (570, 365571), (755, 275994), (807, 258210), (855, 243714), (906, 229995), (1026, 203095), (1345, 154926), (1359, 153330), (1510, 137997), (1614, 129105), (1710, 121857), (2265, 91998), (2421, 86070), (2565, 81238), (2690, 77463), (2718, 76665), (2869, 72630), (4035, 51642), (4077, 51110), (4530, 45999), (4842, 43035), (5111, 40770), (5130, 40619), (5738, 36315), (6795, 30666), (7263, 28690), (8070, 25821), (8154, 25555), (8607, 24210), (10222, 20385), (12105, 17214), (13590, 15333), (14345, 14526)]