128471844

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:317

約数の個数: 96

約数和(自身を含む): 329499520

約数和(自身を除く): 201027676

約数列:

[1, 2, 3, 4, 6, 12, 19, 37, 38, 57, 74, 76, 97, 111, 114, 148, 157, 194, 222, 228, 291, 314, 388, 444, 471, 582, 628, 703, 942, 1164, 1406, 1843, 1884, 2109, 2812, 2983, 3589, 3686, 4218, 5529, 5809, 5966, 7178, 7372, 8436, 8949, 10767, 11058, 11618, 11932, 14356, 15229, 17427, 17898, 21534, 22116, 23236, 30458, 34854, 35796, 43068, 45687, 60916, 68191, 69708, 91374, 110371, 136382, 182748, 204573, 220742, 272764, 289351, 331113, 409146, 441484, 563473, 578702, 662226, 818292, 868053, 1126946, 1157404, 1324452, 1690419, 1736106, 2253892, 3380838, 3472212, 6761676, 10705987, 21411974, 32117961, 42823948, 64235922, 128471844]

約数ペア:

[(1, 128471844), (2, 64235922), (3, 42823948), (4, 32117961), (6, 21411974), (12, 10705987), (19, 6761676), (37, 3472212), (38, 3380838), (57, 2253892), (74, 1736106), (76, 1690419), (97, 1324452), (111, 1157404), (114, 1126946), (148, 868053), (157, 818292), (194, 662226), (222, 578702), (228, 563473), (291, 441484), (314, 409146), (388, 331113), (444, 289351), (471, 272764), (582, 220742), (628, 204573), (703, 182748), (942, 136382), (1164, 110371), (1406, 91374), (1843, 69708), (1884, 68191), (2109, 60916), (2812, 45687), (2983, 43068), (3589, 35796), (3686, 34854), (4218, 30458), (5529, 23236), (5809, 22116), (5966, 21534), (7178, 17898), (7372, 17427), (8436, 15229), (8949, 14356), (10767, 11932), (11058, 11618)]