1866014080

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{379}}^1$

素因数の和:569

約数の個数: 192

約数和(自身を含む): 5236088400

約数和(自身を除く): 3370074320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 157, 160, 196, 224, 245, 280, 314, 320, 379, 392, 448, 490, 560, 628, 640, 758, 784, 785, 896, 980, 1099, 1120, 1256, 1516, 1568, 1570, 1895, 1960, 2198, 2240, 2512, 2653, 3032, 3136, 3140, 3790, 3920, 4396, 4480, 5024, 5306, 5495, 6064, 6272, 6280, 7580, 7693, 7840, 8792, 10048, 10612, 10990, 12128, 12560, 13265, 15160, 15386, 15680, 17584, 18571, 20096, 21224, 21980, 24256, 25120, 26530, 30320, 30772, 31360, 35168, 37142, 38465, 42448, 43960, 48512, 50240, 53060, 59503, 60640, 61544, 70336, 74284, 76930, 84896, 87920, 92855, 100480, 106120, 119006, 121280, 123088, 140672, 148568, 153860, 169792, 175840, 185710, 212240, 238012, 242560, 246176, 297136, 297515, 307720, 339584, 351680, 371420, 416521, 424480, 476024, 492352, 594272, 595030, 615440, 703360, 742840, 833042, 848960, 952048, 984704, 1188544, 1190060, 1230880, 1485680, 1666084, 1697920, 1904096, 2082605, 2377088, 2380120, 2461760, 2915647, 2971360, 3332168, 3808192, 4165210, 4760240, 4923520, 5831294, 5942720, 6664336, 7616384, 8330420, 9520480, 11662588, 11885440, 13328672, 14578235, 16660840, 19040960, 23325176, 26657344, 29156470, 33321680, 38081920, 46650352, 53314688, 58312940, 66643360, 93300704, 116625880, 133286720, 186601408, 233251760, 266573440, 373202816, 466503520, 933007040, 1866014080]

約数ペア:

[(1, 1866014080), (2, 933007040), (4, 466503520), (5, 373202816), (7, 266573440), (8, 233251760), (10, 186601408), (14, 133286720), (16, 116625880), (20, 93300704), (28, 66643360), (32, 58312940), (35, 53314688), (40, 46650352), (49, 38081920), (56, 33321680), (64, 29156470), (70, 26657344), (80, 23325176), (98, 19040960), (112, 16660840), (128, 14578235), (140, 13328672), (157, 11885440), (160, 11662588), (196, 9520480), (224, 8330420), (245, 7616384), (280, 6664336), (314, 5942720), (320, 5831294), (379, 4923520), (392, 4760240), (448, 4165210), (490, 3808192), (560, 3332168), (628, 2971360), (640, 2915647), (758, 2461760), (784, 2380120), (785, 2377088), (896, 2082605), (980, 1904096), (1099, 1697920), (1120, 1666084), (1256, 1485680), (1516, 1230880), (1568, 1190060), (1570, 1188544), (1895, 984704), (1960, 952048), (2198, 848960), (2240, 833042), (2512, 742840), (2653, 703360), (3032, 615440), (3136, 595030), (3140, 594272), (3790, 492352), (3920, 476024), (4396, 424480), (4480, 416521), (5024, 371420), (5306, 351680), (5495, 339584), (6064, 307720), (6272, 297515), (6280, 297136), (7580, 246176), (7693, 242560), (7840, 238012), (8792, 212240), (10048, 185710), (10612, 175840), (10990, 169792), (12128, 153860), (12560, 148568), (13265, 140672), (15160, 123088), (15386, 121280), (15680, 119006), (17584, 106120), (18571, 100480), (20096, 92855), (21224, 87920), (21980, 84896), (24256, 76930), (25120, 74284), (26530, 70336), (30320, 61544), (30772, 60640), (31360, 59503), (35168, 53060), (37142, 50240), (38465, 48512), (42448, 43960)]