31047240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1607}}^1$

素因数の和:1651

約数の個数: 128

約数和(自身を含む): 111144960

約数和(自身を除く): 80097720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1607, 1610, 1932, 2415, 2760, 3214, 3220, 3864, 4821, 4830, 6428, 6440, 8035, 9642, 9660, 11249, 12856, 16070, 19284, 19320, 22498, 24105, 32140, 33747, 36961, 38568, 44996, 48210, 56245, 64280, 67494, 73922, 89992, 96420, 110883, 112490, 134988, 147844, 168735, 184805, 192840, 221766, 224980, 258727, 269976, 295688, 337470, 369610, 443532, 449960, 517454, 554415, 674940, 739220, 776181, 887064, 1034908, 1108830, 1293635, 1349880, 1478440, 1552362, 2069816, 2217660, 2587270, 3104724, 3880905, 4435320, 5174540, 6209448, 7761810, 10349080, 15523620, 31047240]

約数ペア:

[(1, 31047240), (2, 15523620), (3, 10349080), (4, 7761810), (5, 6209448), (6, 5174540), (7, 4435320), (8, 3880905), (10, 3104724), (12, 2587270), (14, 2217660), (15, 2069816), (20, 1552362), (21, 1478440), (23, 1349880), (24, 1293635), (28, 1108830), (30, 1034908), (35, 887064), (40, 776181), (42, 739220), (46, 674940), (56, 554415), (60, 517454), (69, 449960), (70, 443532), (84, 369610), (92, 337470), (105, 295688), (115, 269976), (120, 258727), (138, 224980), (140, 221766), (161, 192840), (168, 184805), (184, 168735), (210, 147844), (230, 134988), (276, 112490), (280, 110883), (322, 96420), (345, 89992), (420, 73922), (460, 67494), (483, 64280), (552, 56245), (644, 48210), (690, 44996), (805, 38568), (840, 36961), (920, 33747), (966, 32140), (1288, 24105), (1380, 22498), (1607, 19320), (1610, 19284), (1932, 16070), (2415, 12856), (2760, 11249), (3214, 9660), (3220, 9642), (3864, 8035), (4821, 6440), (4830, 6428)]