309497916

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2184

約数の個数: 144

約数和(自身を含む): 952748160

約数和(自身を除く): 643250244

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 38, 39, 42, 49, 52, 57, 76, 78, 84, 91, 98, 114, 133, 147, 156, 182, 196, 228, 247, 266, 273, 294, 364, 399, 494, 532, 546, 588, 637, 741, 798, 931, 988, 1092, 1274, 1482, 1596, 1729, 1862, 1911, 2131, 2548, 2793, 2964, 3458, 3724, 3822, 4262, 5187, 5586, 6393, 6916, 7644, 8524, 10374, 11172, 12103, 12786, 14917, 20748, 24206, 25572, 27703, 29834, 36309, 40489, 44751, 48412, 55406, 59668, 72618, 80978, 83109, 89502, 104419, 110812, 121467, 145236, 161956, 166218, 179004, 193921, 208838, 242934, 283423, 313257, 332436, 387842, 417676, 485868, 526357, 566846, 581763, 626514, 775684, 850269, 1052714, 1133692, 1163526, 1253028, 1357447, 1579071, 1700538, 1983961, 2105428, 2327052, 2714894, 3158142, 3401076, 3684499, 3967922, 4072341, 5429788, 5951883, 6316284, 7368998, 7935844, 8144682, 11053497, 11903766, 14737996, 16289364, 22106994, 23807532, 25791493, 44213988, 51582986, 77374479, 103165972, 154748958, 309497916]

約数ペア:

[(1, 309497916), (2, 154748958), (3, 103165972), (4, 77374479), (6, 51582986), (7, 44213988), (12, 25791493), (13, 23807532), (14, 22106994), (19, 16289364), (21, 14737996), (26, 11903766), (28, 11053497), (38, 8144682), (39, 7935844), (42, 7368998), (49, 6316284), (52, 5951883), (57, 5429788), (76, 4072341), (78, 3967922), (84, 3684499), (91, 3401076), (98, 3158142), (114, 2714894), (133, 2327052), (147, 2105428), (156, 1983961), (182, 1700538), (196, 1579071), (228, 1357447), (247, 1253028), (266, 1163526), (273, 1133692), (294, 1052714), (364, 850269), (399, 775684), (494, 626514), (532, 581763), (546, 566846), (588, 526357), (637, 485868), (741, 417676), (798, 387842), (931, 332436), (988, 313257), (1092, 283423), (1274, 242934), (1482, 208838), (1596, 193921), (1729, 179004), (1862, 166218), (1911, 161956), (2131, 145236), (2548, 121467), (2793, 110812), (2964, 104419), (3458, 89502), (3724, 83109), (3822, 80978), (4262, 72618), (5187, 59668), (5586, 55406), (6393, 48412), (6916, 44751), (7644, 40489), (8524, 36309), (10374, 29834), (11172, 27703), (12103, 25572), (12786, 24206), (14917, 20748)]