788854872

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:481

約数の個数: 128

約数和(自身を含む): 2177280000

約数和(自身を除く): 1388425128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 71, 78, 104, 142, 149, 156, 213, 239, 284, 298, 312, 426, 447, 478, 568, 596, 717, 852, 894, 923, 956, 1192, 1434, 1704, 1788, 1846, 1912, 1937, 2769, 2868, 3107, 3576, 3692, 3874, 5538, 5736, 5811, 6214, 7384, 7748, 9321, 10579, 11076, 11622, 12428, 15496, 16969, 18642, 21158, 22152, 23244, 24856, 31737, 33938, 35611, 37284, 42316, 46488, 50907, 63474, 67876, 71222, 74568, 84632, 101814, 106833, 126948, 135752, 137527, 142444, 203628, 213666, 220597, 253896, 275054, 284888, 407256, 412581, 427332, 441194, 462943, 550108, 661791, 825162, 854664, 882388, 925886, 1100216, 1323582, 1388829, 1650324, 1764776, 1851772, 2528381, 2647164, 2777658, 3300648, 3703544, 5056762, 5294328, 5555316, 7585143, 10113524, 11110632, 15170286, 20227048, 30340572, 32868953, 60681144, 65737906, 98606859, 131475812, 197213718, 262951624, 394427436, 788854872]

約数ペア:

[(1, 788854872), (2, 394427436), (3, 262951624), (4, 197213718), (6, 131475812), (8, 98606859), (12, 65737906), (13, 60681144), (24, 32868953), (26, 30340572), (39, 20227048), (52, 15170286), (71, 11110632), (78, 10113524), (104, 7585143), (142, 5555316), (149, 5294328), (156, 5056762), (213, 3703544), (239, 3300648), (284, 2777658), (298, 2647164), (312, 2528381), (426, 1851772), (447, 1764776), (478, 1650324), (568, 1388829), (596, 1323582), (717, 1100216), (852, 925886), (894, 882388), (923, 854664), (956, 825162), (1192, 661791), (1434, 550108), (1704, 462943), (1788, 441194), (1846, 427332), (1912, 412581), (1937, 407256), (2769, 284888), (2868, 275054), (3107, 253896), (3576, 220597), (3692, 213666), (3874, 203628), (5538, 142444), (5736, 137527), (5811, 135752), (6214, 126948), (7384, 106833), (7748, 101814), (9321, 84632), (10579, 74568), (11076, 71222), (11622, 67876), (12428, 63474), (15496, 50907), (16969, 46488), (18642, 42316), (21158, 37284), (22152, 35611), (23244, 33938), (24856, 31737)]