1994359080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139661}}^1$

素因数の和:139699

約数の個数: 128

約数和(自身を含む): 7240078080

約数和(自身を除く): 5245719000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 7140, 14280, 139661, 279322, 418983, 558644, 698305, 837966, 977627, 1117288, 1396610, 1675932, 1955254, 2094915, 2374237, 2793220, 2932881, 3351864, 3910508, 4189830, 4748474, 4888135, 5586440, 5865762, 7122711, 7821016, 8379660, 9496948, 9776270, 11731524, 11871185, 14245422, 14664405, 16619659, 16759320, 18993896, 19552540, 23463048, 23742370, 28490844, 29328810, 33239318, 35613555, 39105080, 47484740, 49858977, 56981688, 58657620, 66478636, 71227110, 83098295, 94969480, 99717954, 117315240, 132957272, 142454220, 166196590, 199435908, 249294885, 284908440, 332393180, 398871816, 498589770, 664786360, 997179540, 1994359080]

約数ペア:

[(1, 1994359080), (2, 997179540), (3, 664786360), (4, 498589770), (5, 398871816), (6, 332393180), (7, 284908440), (8, 249294885), (10, 199435908), (12, 166196590), (14, 142454220), (15, 132957272), (17, 117315240), (20, 99717954), (21, 94969480), (24, 83098295), (28, 71227110), (30, 66478636), (34, 58657620), (35, 56981688), (40, 49858977), (42, 47484740), (51, 39105080), (56, 35613555), (60, 33239318), (68, 29328810), (70, 28490844), (84, 23742370), (85, 23463048), (102, 19552540), (105, 18993896), (119, 16759320), (120, 16619659), (136, 14664405), (140, 14245422), (168, 11871185), (170, 11731524), (204, 9776270), (210, 9496948), (238, 8379660), (255, 7821016), (280, 7122711), (340, 5865762), (357, 5586440), (408, 4888135), (420, 4748474), (476, 4189830), (510, 3910508), (595, 3351864), (680, 2932881), (714, 2793220), (840, 2374237), (952, 2094915), (1020, 1955254), (1190, 1675932), (1428, 1396610), (1785, 1117288), (2040, 977627), (2380, 837966), (2856, 698305), (3570, 558644), (4760, 418983), (7140, 279322), (14280, 139661)]