991256832

素因数分解:

$2^8\times 3^3\times {\mathrm{61}}^1\times {\mathrm{2351}}^1$

素因数の和:2437

約数の個数: 144

約数和(自身を含む): 2980642560

約数和(自身を除く): 1989385728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 64, 72, 96, 108, 122, 128, 144, 183, 192, 216, 244, 256, 288, 366, 384, 432, 488, 549, 576, 732, 768, 864, 976, 1098, 1152, 1464, 1647, 1728, 1952, 2196, 2304, 2351, 2928, 3294, 3456, 3904, 4392, 4702, 5856, 6588, 6912, 7053, 7808, 8784, 9404, 11712, 13176, 14106, 15616, 17568, 18808, 21159, 23424, 26352, 28212, 35136, 37616, 42318, 46848, 52704, 56424, 63477, 70272, 75232, 84636, 105408, 112848, 126954, 140544, 143411, 150464, 169272, 210816, 225696, 253908, 286822, 300928, 338544, 421632, 430233, 451392, 507816, 573644, 601856, 677088, 860466, 902784, 1015632, 1147288, 1290699, 1354176, 1720932, 1805568, 2031264, 2294576, 2581398, 2708352, 3441864, 3872097, 4062528, 4589152, 5162796, 5416704, 6883728, 7744194, 8125056, 9178304, 10325592, 13767456, 15488388, 16250112, 18356608, 20651184, 27534912, 30976776, 36713216, 41302368, 55069824, 61953552, 82604736, 110139648, 123907104, 165209472, 247814208, 330418944, 495628416, 991256832]

約数ペア:

[(1, 991256832), (2, 495628416), (3, 330418944), (4, 247814208), (6, 165209472), (8, 123907104), (9, 110139648), (12, 82604736), (16, 61953552), (18, 55069824), (24, 41302368), (27, 36713216), (32, 30976776), (36, 27534912), (48, 20651184), (54, 18356608), (61, 16250112), (64, 15488388), (72, 13767456), (96, 10325592), (108, 9178304), (122, 8125056), (128, 7744194), (144, 6883728), (183, 5416704), (192, 5162796), (216, 4589152), (244, 4062528), (256, 3872097), (288, 3441864), (366, 2708352), (384, 2581398), (432, 2294576), (488, 2031264), (549, 1805568), (576, 1720932), (732, 1354176), (768, 1290699), (864, 1147288), (976, 1015632), (1098, 902784), (1152, 860466), (1464, 677088), (1647, 601856), (1728, 573644), (1952, 507816), (2196, 451392), (2304, 430233), (2351, 421632), (2928, 338544), (3294, 300928), (3456, 286822), (3904, 253908), (4392, 225696), (4702, 210816), (5856, 169272), (6588, 150464), (6912, 143411), (7053, 140544), (7808, 126954), (8784, 112848), (9404, 105408), (11712, 84636), (13176, 75232), (14106, 70272), (15616, 63477), (17568, 56424), (18808, 52704), (21159, 46848), (23424, 42318), (26352, 37616), (28212, 35136)]