400645980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1277}}^1$

素因数の和:1385

約数の個数: 192

約数和(自身を含む): 1442810880

約数和(自身を除く): 1042164900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 83, 84, 90, 105, 108, 126, 135, 140, 166, 180, 189, 210, 249, 252, 270, 315, 332, 378, 415, 420, 498, 540, 581, 630, 747, 756, 830, 945, 996, 1162, 1245, 1260, 1277, 1494, 1660, 1743, 1890, 2241, 2324, 2490, 2554, 2905, 2988, 3486, 3735, 3780, 3831, 4482, 4980, 5108, 5229, 5810, 6385, 6972, 7470, 7662, 8715, 8939, 8964, 10458, 11205, 11493, 11620, 12770, 14940, 15324, 15687, 17430, 17878, 19155, 20916, 22410, 22986, 25540, 26145, 26817, 31374, 34479, 34860, 35756, 38310, 44695, 44820, 45972, 52290, 53634, 57465, 62748, 68958, 76620, 78435, 80451, 89390, 104580, 105991, 107268, 114930, 134085, 137916, 156870, 160902, 172395, 178780, 211982, 229860, 241353, 268170, 313740, 317973, 321804, 344790, 402255, 423964, 482706, 529955, 536340, 635946, 689580, 741937, 804510, 953919, 965412, 1059910, 1206765, 1271892, 1483874, 1589865, 1609020, 1907838, 2119820, 2225811, 2413530, 2861757, 2967748, 3179730, 3709685, 3815676, 4451622, 4769595, 4827060, 5723514, 6359460, 6677433, 7419370, 8903244, 9539190, 11129055, 11447028, 13354866, 14308785, 14838740, 19078380, 20032299, 22258110, 26709732, 28617570, 33387165, 40064598, 44516220, 57235140, 66774330, 80129196, 100161495, 133548660, 200322990, 400645980]

約数ペア:

[(1, 400645980), (2, 200322990), (3, 133548660), (4, 100161495), (5, 80129196), (6, 66774330), (7, 57235140), (9, 44516220), (10, 40064598), (12, 33387165), (14, 28617570), (15, 26709732), (18, 22258110), (20, 20032299), (21, 19078380), (27, 14838740), (28, 14308785), (30, 13354866), (35, 11447028), (36, 11129055), (42, 9539190), (45, 8903244), (54, 7419370), (60, 6677433), (63, 6359460), (70, 5723514), (83, 4827060), (84, 4769595), (90, 4451622), (105, 3815676), (108, 3709685), (126, 3179730), (135, 2967748), (140, 2861757), (166, 2413530), (180, 2225811), (189, 2119820), (210, 1907838), (249, 1609020), (252, 1589865), (270, 1483874), (315, 1271892), (332, 1206765), (378, 1059910), (415, 965412), (420, 953919), (498, 804510), (540, 741937), (581, 689580), (630, 635946), (747, 536340), (756, 529955), (830, 482706), (945, 423964), (996, 402255), (1162, 344790), (1245, 321804), (1260, 317973), (1277, 313740), (1494, 268170), (1660, 241353), (1743, 229860), (1890, 211982), (2241, 178780), (2324, 172395), (2490, 160902), (2554, 156870), (2905, 137916), (2988, 134085), (3486, 114930), (3735, 107268), (3780, 105991), (3831, 104580), (4482, 89390), (4980, 80451), (5108, 78435), (5229, 76620), (5810, 68958), (6385, 62748), (6972, 57465), (7470, 53634), (7662, 52290), (8715, 45972), (8939, 44820), (8964, 44695), (10458, 38310), (11205, 35756), (11493, 34860), (11620, 34479), (12770, 31374), (14940, 26817), (15324, 26145), (15687, 25540), (17430, 22986), (17878, 22410), (19155, 20916)]