15678567688

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{1861}}^1$

素因数の和:2139

約数の個数: 128

約数和(自身を含む): 36379607040

約数和(自身を除く): 20701039352

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 31, 46, 56, 62, 92, 124, 161, 184, 211, 217, 248, 322, 422, 434, 644, 713, 844, 868, 1288, 1426, 1477, 1688, 1736, 1861, 2852, 2954, 3722, 4853, 4991, 5704, 5908, 6541, 7444, 9706, 9982, 11816, 13027, 13082, 14888, 19412, 19964, 26054, 26164, 33971, 38824, 39928, 42803, 45787, 52108, 52328, 57691, 67942, 85606, 91574, 104216, 115382, 135884, 150443, 171212, 183148, 230764, 271768, 299621, 300886, 342424, 366296, 392671, 403837, 461528, 599242, 601772, 785342, 807674, 1053101, 1198484, 1203544, 1326893, 1570684, 1615348, 2106202, 2396968, 2653786, 2748697, 3141368, 3230696, 4212404, 5307572, 5497394, 8424808, 9031433, 9288251, 10615144, 10994788, 12172801, 18062866, 18576502, 21989576, 24345602, 36125732, 37153004, 48691204, 63220031, 72251464, 74306008, 85209607, 97382408, 126440062, 170419214, 252880124, 279974423, 340838428, 505760248, 559948846, 681676856, 1119897692, 1959820961, 2239795384, 3919641922, 7839283844, 15678567688]

約数ペア:

[(1, 15678567688), (2, 7839283844), (4, 3919641922), (7, 2239795384), (8, 1959820961), (14, 1119897692), (23, 681676856), (28, 559948846), (31, 505760248), (46, 340838428), (56, 279974423), (62, 252880124), (92, 170419214), (124, 126440062), (161, 97382408), (184, 85209607), (211, 74306008), (217, 72251464), (248, 63220031), (322, 48691204), (422, 37153004), (434, 36125732), (644, 24345602), (713, 21989576), (844, 18576502), (868, 18062866), (1288, 12172801), (1426, 10994788), (1477, 10615144), (1688, 9288251), (1736, 9031433), (1861, 8424808), (2852, 5497394), (2954, 5307572), (3722, 4212404), (4853, 3230696), (4991, 3141368), (5704, 2748697), (5908, 2653786), (6541, 2396968), (7444, 2106202), (9706, 1615348), (9982, 1570684), (11816, 1326893), (13027, 1203544), (13082, 1198484), (14888, 1053101), (19412, 807674), (19964, 785342), (26054, 601772), (26164, 599242), (33971, 461528), (38824, 403837), (39928, 392671), (42803, 366296), (45787, 342424), (52108, 300886), (52328, 299621), (57691, 271768), (67942, 230764), (85606, 183148), (91574, 171212), (104216, 150443), (115382, 135884)]