140247240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{839}}^1$

素因数の和:1059

約数の個数: 128

約数和(自身を含む): 483840000

約数和(自身を除く): 343592760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 199, 210, 280, 398, 420, 597, 796, 839, 840, 995, 1194, 1393, 1592, 1678, 1990, 2388, 2517, 2786, 2985, 3356, 3980, 4179, 4195, 4776, 5034, 5572, 5873, 5970, 6712, 6965, 7960, 8358, 8390, 10068, 11144, 11746, 11940, 12585, 13930, 16716, 16780, 17619, 20136, 20895, 23492, 23880, 25170, 27860, 29365, 33432, 33560, 35238, 41790, 46984, 50340, 55720, 58730, 70476, 83580, 88095, 100680, 117460, 140952, 166961, 167160, 176190, 234920, 333922, 352380, 500883, 667844, 704760, 834805, 1001766, 1168727, 1335688, 1669610, 2003532, 2337454, 2504415, 3339220, 3506181, 4007064, 4674908, 5008830, 5843635, 6678440, 7012362, 9349816, 10017660, 11687270, 14024724, 17530905, 20035320, 23374540, 28049448, 35061810, 46749080, 70123620, 140247240]

約数ペア:

[(1, 140247240), (2, 70123620), (3, 46749080), (4, 35061810), (5, 28049448), (6, 23374540), (7, 20035320), (8, 17530905), (10, 14024724), (12, 11687270), (14, 10017660), (15, 9349816), (20, 7012362), (21, 6678440), (24, 5843635), (28, 5008830), (30, 4674908), (35, 4007064), (40, 3506181), (42, 3339220), (56, 2504415), (60, 2337454), (70, 2003532), (84, 1669610), (105, 1335688), (120, 1168727), (140, 1001766), (168, 834805), (199, 704760), (210, 667844), (280, 500883), (398, 352380), (420, 333922), (597, 234920), (796, 176190), (839, 167160), (840, 166961), (995, 140952), (1194, 117460), (1393, 100680), (1592, 88095), (1678, 83580), (1990, 70476), (2388, 58730), (2517, 55720), (2786, 50340), (2985, 46984), (3356, 41790), (3980, 35238), (4179, 33560), (4195, 33432), (4776, 29365), (5034, 27860), (5572, 25170), (5873, 23880), (5970, 23492), (6712, 20895), (6965, 20136), (7960, 17619), (8358, 16780), (8390, 16716), (10068, 13930), (11144, 12585), (11746, 11940)]