260964240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{379}}^1$

素因数の和:565

約数の個数: 160

約数和(自身を含む): 859468800

約数和(自身を除く): 598504560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 151, 152, 190, 228, 240, 285, 302, 304, 379, 380, 453, 456, 570, 604, 755, 758, 760, 906, 912, 1137, 1140, 1208, 1510, 1516, 1520, 1812, 1895, 2265, 2274, 2280, 2416, 2869, 3020, 3032, 3624, 3790, 4530, 4548, 4560, 5685, 5738, 6040, 6064, 7201, 7248, 7580, 8607, 9060, 9096, 11370, 11476, 12080, 14345, 14402, 15160, 17214, 18120, 18192, 21603, 22740, 22952, 28690, 28804, 30320, 34428, 36005, 36240, 43035, 43206, 45480, 45904, 57229, 57380, 57608, 68856, 72010, 86070, 86412, 90960, 108015, 114458, 114760, 115216, 137712, 144020, 171687, 172140, 172824, 216030, 228916, 229520, 286145, 288040, 343374, 344280, 345648, 432060, 457832, 572290, 576080, 686748, 688560, 858435, 864120, 915664, 1087351, 1144580, 1373496, 1716870, 1728240, 2174702, 2289160, 2746992, 3262053, 3433740, 4349404, 4578320, 5436755, 6524106, 6867480, 8698808, 10873510, 13048212, 13734960, 16310265, 17397616, 21747020, 26096424, 32620530, 43494040, 52192848, 65241060, 86988080, 130482120, 260964240]

約数ペア:

[(1, 260964240), (2, 130482120), (3, 86988080), (4, 65241060), (5, 52192848), (6, 43494040), (8, 32620530), (10, 26096424), (12, 21747020), (15, 17397616), (16, 16310265), (19, 13734960), (20, 13048212), (24, 10873510), (30, 8698808), (38, 6867480), (40, 6524106), (48, 5436755), (57, 4578320), (60, 4349404), (76, 3433740), (80, 3262053), (95, 2746992), (114, 2289160), (120, 2174702), (151, 1728240), (152, 1716870), (190, 1373496), (228, 1144580), (240, 1087351), (285, 915664), (302, 864120), (304, 858435), (379, 688560), (380, 686748), (453, 576080), (456, 572290), (570, 457832), (604, 432060), (755, 345648), (758, 344280), (760, 343374), (906, 288040), (912, 286145), (1137, 229520), (1140, 228916), (1208, 216030), (1510, 172824), (1516, 172140), (1520, 171687), (1812, 144020), (1895, 137712), (2265, 115216), (2274, 114760), (2280, 114458), (2416, 108015), (2869, 90960), (3020, 86412), (3032, 86070), (3624, 72010), (3790, 68856), (4530, 57608), (4548, 57380), (4560, 57229), (5685, 45904), (5738, 45480), (6040, 43206), (6064, 43035), (7201, 36240), (7248, 36005), (7580, 34428), (8607, 30320), (9060, 28804), (9096, 28690), (11370, 22952), (11476, 22740), (12080, 21603), (14345, 18192), (14402, 18120), (15160, 17214)]