308817920

素因数分解:

$2^{12}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{887}}^1$

素因数の和:933

約数の個数: 104

約数和(自身を含む): 785549664

約数和(自身を除く): 476731744

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 887, 1024, 1088, 1280, 1360, 1774, 2048, 2176, 2560, 2720, 3548, 4096, 4352, 4435, 5120, 5440, 7096, 8704, 8870, 10240, 10880, 14192, 15079, 17408, 17740, 20480, 21760, 28384, 30158, 34816, 35480, 43520, 56768, 60316, 69632, 70960, 75395, 87040, 113536, 120632, 141920, 150790, 174080, 227072, 241264, 283840, 301580, 348160, 454144, 482528, 567680, 603160, 908288, 965056, 1135360, 1206320, 1816576, 1930112, 2270720, 2412640, 3633152, 3860224, 4541440, 4825280, 7720448, 9082880, 9650560, 15440896, 18165760, 19301120, 30881792, 38602240, 61763584, 77204480, 154408960, 308817920]

約数ペア:

[(1, 308817920), (2, 154408960), (4, 77204480), (5, 61763584), (8, 38602240), (10, 30881792), (16, 19301120), (17, 18165760), (20, 15440896), (32, 9650560), (34, 9082880), (40, 7720448), (64, 4825280), (68, 4541440), (80, 3860224), (85, 3633152), (128, 2412640), (136, 2270720), (160, 1930112), (170, 1816576), (256, 1206320), (272, 1135360), (320, 965056), (340, 908288), (512, 603160), (544, 567680), (640, 482528), (680, 454144), (887, 348160), (1024, 301580), (1088, 283840), (1280, 241264), (1360, 227072), (1774, 174080), (2048, 150790), (2176, 141920), (2560, 120632), (2720, 113536), (3548, 87040), (4096, 75395), (4352, 70960), (4435, 69632), (5120, 60316), (5440, 56768), (7096, 43520), (8704, 35480), (8870, 34816), (10240, 30158), (10880, 28384), (14192, 21760), (15079, 20480), (17408, 17740)]