197688240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:588

約数の個数: 240

約数和(自身を含む): 727024896

約数和(自身を除く): 529336656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 31, 34, 36, 40, 45, 48, 51, 60, 62, 68, 72, 80, 85, 90, 93, 102, 120, 124, 136, 144, 153, 155, 170, 180, 186, 204, 240, 248, 255, 272, 279, 306, 310, 340, 360, 372, 408, 465, 496, 510, 521, 527, 558, 612, 620, 680, 720, 744, 765, 816, 930, 1020, 1042, 1054, 1116, 1224, 1240, 1360, 1395, 1488, 1530, 1563, 1581, 1860, 2040, 2084, 2108, 2232, 2448, 2480, 2605, 2635, 2790, 3060, 3126, 3162, 3720, 4080, 4168, 4216, 4464, 4689, 4743, 5210, 5270, 5580, 6120, 6252, 6324, 7440, 7815, 7905, 8336, 8432, 8857, 9378, 9486, 10420, 10540, 11160, 12240, 12504, 12648, 15630, 15810, 16151, 17714, 18756, 18972, 20840, 21080, 22320, 23445, 23715, 25008, 25296, 26571, 31260, 31620, 32302, 35428, 37512, 37944, 41680, 42160, 44285, 46890, 47430, 48453, 53142, 62520, 63240, 64604, 70856, 75024, 75888, 79713, 80755, 88570, 93780, 94860, 96906, 106284, 125040, 126480, 129208, 132855, 141712, 145359, 159426, 161510, 177140, 187560, 189720, 193812, 212568, 242265, 258416, 265710, 274567, 290718, 318852, 323020, 354280, 375120, 379440, 387624, 398565, 425136, 484530, 531420, 549134, 581436, 637704, 646040, 708560, 726795, 775248, 797130, 823701, 969060, 1062840, 1098268, 1162872, 1275408, 1292080, 1372835, 1453590, 1594260, 1647402, 1938120, 2125680, 2196536, 2325744, 2471103, 2745670, 2907180, 3188520, 3294804, 3876240, 4118505, 4393072, 4942206, 5491340, 5814360, 6377040, 6589608, 8237010, 9884412, 10982680, 11628720, 12355515, 13179216, 16474020, 19768824, 21965360, 24711030, 32948040, 39537648, 49422060, 65896080, 98844120, 197688240]

約数ペア:

[(1, 197688240), (2, 98844120), (3, 65896080), (4, 49422060), (5, 39537648), (6, 32948040), (8, 24711030), (9, 21965360), (10, 19768824), (12, 16474020), (15, 13179216), (16, 12355515), (17, 11628720), (18, 10982680), (20, 9884412), (24, 8237010), (30, 6589608), (31, 6377040), (34, 5814360), (36, 5491340), (40, 4942206), (45, 4393072), (48, 4118505), (51, 3876240), (60, 3294804), (62, 3188520), (68, 2907180), (72, 2745670), (80, 2471103), (85, 2325744), (90, 2196536), (93, 2125680), (102, 1938120), (120, 1647402), (124, 1594260), (136, 1453590), (144, 1372835), (153, 1292080), (155, 1275408), (170, 1162872), (180, 1098268), (186, 1062840), (204, 969060), (240, 823701), (248, 797130), (255, 775248), (272, 726795), (279, 708560), (306, 646040), (310, 637704), (340, 581436), (360, 549134), (372, 531420), (408, 484530), (465, 425136), (496, 398565), (510, 387624), (521, 379440), (527, 375120), (558, 354280), (612, 323020), (620, 318852), (680, 290718), (720, 274567), (744, 265710), (765, 258416), (816, 242265), (930, 212568), (1020, 193812), (1042, 189720), (1054, 187560), (1116, 177140), (1224, 161510), (1240, 159426), (1360, 145359), (1395, 141712), (1488, 132855), (1530, 129208), (1563, 126480), (1581, 125040), (1860, 106284), (2040, 96906), (2084, 94860), (2108, 93780), (2232, 88570), (2448, 80755), (2480, 79713), (2605, 75888), (2635, 75024), (2790, 70856), (3060, 64604), (3126, 63240), (3162, 62520), (3720, 53142), (4080, 48453), (4168, 47430), (4216, 46890), (4464, 44285), (4689, 42160), (4743, 41680), (5210, 37944), (5270, 37512), (5580, 35428), (6120, 32302), (6252, 31620), (6324, 31260), (7440, 26571), (7815, 25296), (7905, 25008), (8336, 23715), (8432, 23445), (8857, 22320), (9378, 21080), (9486, 20840), (10420, 18972), (10540, 18756), (11160, 17714), (12240, 16151), (12504, 15810), (12648, 15630)]