388410880

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1061}}^1$

素因数の和:1108

約数の個数: 160

約数和(自身を含む): 1095117408

約数和(自身を除く): 706706528

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 160, 176, 208, 220, 256, 260, 286, 320, 352, 416, 440, 512, 520, 572, 640, 704, 715, 832, 880, 1040, 1061, 1144, 1280, 1408, 1430, 1664, 1760, 2080, 2122, 2288, 2560, 2816, 2860, 3328, 3520, 4160, 4244, 4576, 5305, 5632, 5720, 6656, 7040, 8320, 8488, 9152, 10610, 11440, 11671, 13793, 14080, 16640, 16976, 18304, 21220, 22880, 23342, 27586, 28160, 33280, 33952, 36608, 42440, 45760, 46684, 55172, 58355, 67904, 68965, 73216, 84880, 91520, 93368, 110344, 116710, 135808, 137930, 151723, 169760, 183040, 186736, 220688, 233420, 271616, 275860, 303446, 339520, 366080, 373472, 441376, 466840, 543232, 551720, 606892, 679040, 746944, 758615, 882752, 933680, 1103440, 1213784, 1358080, 1493888, 1517230, 1765504, 1867360, 2206880, 2427568, 2716160, 2987776, 3034460, 3531008, 3734720, 4413760, 4855136, 5975552, 6068920, 7062016, 7469440, 8827520, 9710272, 12137840, 14938880, 17655040, 19420544, 24275680, 29877760, 35310080, 38841088, 48551360, 77682176, 97102720, 194205440, 388410880]

約数ペア:

[(1, 388410880), (2, 194205440), (4, 97102720), (5, 77682176), (8, 48551360), (10, 38841088), (11, 35310080), (13, 29877760), (16, 24275680), (20, 19420544), (22, 17655040), (26, 14938880), (32, 12137840), (40, 9710272), (44, 8827520), (52, 7469440), (55, 7062016), (64, 6068920), (65, 5975552), (80, 4855136), (88, 4413760), (104, 3734720), (110, 3531008), (128, 3034460), (130, 2987776), (143, 2716160), (160, 2427568), (176, 2206880), (208, 1867360), (220, 1765504), (256, 1517230), (260, 1493888), (286, 1358080), (320, 1213784), (352, 1103440), (416, 933680), (440, 882752), (512, 758615), (520, 746944), (572, 679040), (640, 606892), (704, 551720), (715, 543232), (832, 466840), (880, 441376), (1040, 373472), (1061, 366080), (1144, 339520), (1280, 303446), (1408, 275860), (1430, 271616), (1664, 233420), (1760, 220688), (2080, 186736), (2122, 183040), (2288, 169760), (2560, 151723), (2816, 137930), (2860, 135808), (3328, 116710), (3520, 110344), (4160, 93368), (4244, 91520), (4576, 84880), (5305, 73216), (5632, 68965), (5720, 67904), (6656, 58355), (7040, 55172), (8320, 46684), (8488, 45760), (9152, 42440), (10610, 36608), (11440, 33952), (11671, 33280), (13793, 28160), (14080, 27586), (16640, 23342), (16976, 22880), (18304, 21220)]