40315590

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:363

約数の個数: 128

約数和(自身を含む): 124830720

約数和(自身を除く): 84515130

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 83, 90, 105, 126, 135, 166, 189, 210, 249, 257, 270, 315, 378, 415, 498, 514, 581, 630, 747, 771, 830, 945, 1162, 1245, 1285, 1494, 1542, 1743, 1799, 1890, 2241, 2313, 2490, 2570, 2905, 3486, 3598, 3735, 3855, 4482, 4626, 5229, 5397, 5810, 6939, 7470, 7710, 8715, 8995, 10458, 10794, 11205, 11565, 13878, 15687, 16191, 17430, 17990, 21331, 22410, 23130, 26145, 26985, 31374, 32382, 34695, 42662, 48573, 52290, 53970, 63993, 69390, 78435, 80955, 97146, 106655, 127986, 149317, 156870, 161910, 191979, 213310, 242865, 298634, 319965, 383958, 447951, 485730, 575937, 639930, 746585, 895902, 959895, 1151874, 1343853, 1493170, 1919790, 2239755, 2687706, 2879685, 4031559, 4479510, 5759370, 6719265, 8063118, 13438530, 20157795, 40315590]

約数ペア:

[(1, 40315590), (2, 20157795), (3, 13438530), (5, 8063118), (6, 6719265), (7, 5759370), (9, 4479510), (10, 4031559), (14, 2879685), (15, 2687706), (18, 2239755), (21, 1919790), (27, 1493170), (30, 1343853), (35, 1151874), (42, 959895), (45, 895902), (54, 746585), (63, 639930), (70, 575937), (83, 485730), (90, 447951), (105, 383958), (126, 319965), (135, 298634), (166, 242865), (189, 213310), (210, 191979), (249, 161910), (257, 156870), (270, 149317), (315, 127986), (378, 106655), (415, 97146), (498, 80955), (514, 78435), (581, 69390), (630, 63993), (747, 53970), (771, 52290), (830, 48573), (945, 42662), (1162, 34695), (1245, 32382), (1285, 31374), (1494, 26985), (1542, 26145), (1743, 23130), (1799, 22410), (1890, 21331), (2241, 17990), (2313, 17430), (2490, 16191), (2570, 15687), (2905, 13878), (3486, 11565), (3598, 11205), (3735, 10794), (3855, 10458), (4482, 8995), (4626, 8715), (5229, 7710), (5397, 7470), (5810, 6939)]