15319040

素因数分解:

$2^{14}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1$

素因数の和:61

約数の個数: 120

約数和(自身を含む): 42466032

約数和(自身を除く): 27146992

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 256, 272, 320, 340, 352, 374, 440, 512, 544, 640, 680, 704, 748, 880, 935, 1024, 1088, 1280, 1360, 1408, 1496, 1760, 1870, 2048, 2176, 2560, 2720, 2816, 2992, 3520, 3740, 4096, 4352, 5120, 5440, 5632, 5984, 7040, 7480, 8192, 8704, 10240, 10880, 11264, 11968, 14080, 14960, 16384, 17408, 20480, 21760, 22528, 23936, 28160, 29920, 34816, 40960, 43520, 45056, 47872, 56320, 59840, 69632, 81920, 87040, 90112, 95744, 112640, 119680, 139264, 174080, 180224, 191488, 225280, 239360, 278528, 348160, 382976, 450560, 478720, 696320, 765952, 901120, 957440, 1392640, 1531904, 1914880, 3063808, 3829760, 7659520, 15319040]

約数ペア:

[(1, 15319040), (2, 7659520), (4, 3829760), (5, 3063808), (8, 1914880), (10, 1531904), (11, 1392640), (16, 957440), (17, 901120), (20, 765952), (22, 696320), (32, 478720), (34, 450560), (40, 382976), (44, 348160), (55, 278528), (64, 239360), (68, 225280), (80, 191488), (85, 180224), (88, 174080), (110, 139264), (128, 119680), (136, 112640), (160, 95744), (170, 90112), (176, 87040), (187, 81920), (220, 69632), (256, 59840), (272, 56320), (320, 47872), (340, 45056), (352, 43520), (374, 40960), (440, 34816), (512, 29920), (544, 28160), (640, 23936), (680, 22528), (704, 21760), (748, 20480), (880, 17408), (935, 16384), (1024, 14960), (1088, 14080), (1280, 11968), (1360, 11264), (1408, 10880), (1496, 10240), (1760, 8704), (1870, 8192), (2048, 7480), (2176, 7040), (2560, 5984), (2720, 5632), (2816, 5440), (2992, 5120), (3520, 4352), (3740, 4096)]