197963520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1663}}^1$

素因数の和:1718

約数の個数: 144

約数和(自身を含む): 653033472

約数和(自身を除く): 455069952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1488, 1663, 1860, 1920, 1984, 2480, 2976, 3326, 3720, 3840, 3968, 4960, 4989, 5952, 6652, 7440, 7936, 8315, 9920, 9978, 11904, 13304, 14880, 16630, 19840, 19956, 23808, 24945, 26608, 29760, 33260, 39680, 39912, 49890, 51553, 53216, 59520, 66520, 79824, 99780, 103106, 106432, 119040, 133040, 154659, 159648, 199560, 206212, 212864, 257765, 266080, 309318, 319296, 399120, 412424, 425728, 515530, 532160, 618636, 638592, 773295, 798240, 824848, 1031060, 1064320, 1237272, 1277184, 1546590, 1596480, 1649696, 2062120, 2128640, 2474544, 3093180, 3192960, 3299392, 4124240, 4949088, 6186360, 6385920, 6598784, 8248480, 9898176, 12372720, 13197568, 16496960, 19796352, 24745440, 32993920, 39592704, 49490880, 65987840, 98981760, 197963520]

約数ペア:

[(1, 197963520), (2, 98981760), (3, 65987840), (4, 49490880), (5, 39592704), (6, 32993920), (8, 24745440), (10, 19796352), (12, 16496960), (15, 13197568), (16, 12372720), (20, 9898176), (24, 8248480), (30, 6598784), (31, 6385920), (32, 6186360), (40, 4949088), (48, 4124240), (60, 3299392), (62, 3192960), (64, 3093180), (80, 2474544), (93, 2128640), (96, 2062120), (120, 1649696), (124, 1596480), (128, 1546590), (155, 1277184), (160, 1237272), (186, 1064320), (192, 1031060), (240, 824848), (248, 798240), (256, 773295), (310, 638592), (320, 618636), (372, 532160), (384, 515530), (465, 425728), (480, 412424), (496, 399120), (620, 319296), (640, 309318), (744, 266080), (768, 257765), (930, 212864), (960, 206212), (992, 199560), (1240, 159648), (1280, 154659), (1488, 133040), (1663, 119040), (1860, 106432), (1920, 103106), (1984, 99780), (2480, 79824), (2976, 66520), (3326, 59520), (3720, 53216), (3840, 51553), (3968, 49890), (4960, 39912), (4989, 39680), (5952, 33260), (6652, 29760), (7440, 26608), (7936, 24945), (8315, 23808), (9920, 19956), (9978, 19840), (11904, 16630), (13304, 14880)]