207858720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:339

約数の個数: 192

約数和(自身を含む): 689955840

約数和(自身を除く): 482097120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 61, 62, 80, 93, 96, 120, 122, 124, 155, 160, 183, 186, 229, 240, 244, 248, 305, 310, 366, 372, 458, 465, 480, 488, 496, 610, 620, 687, 732, 744, 915, 916, 930, 976, 992, 1145, 1220, 1240, 1374, 1464, 1488, 1830, 1832, 1860, 1891, 1952, 2290, 2440, 2480, 2748, 2928, 2976, 3435, 3660, 3664, 3720, 3782, 4580, 4880, 4960, 5496, 5673, 5856, 6870, 7099, 7320, 7328, 7440, 7564, 9160, 9455, 9760, 10992, 11346, 13740, 13969, 14198, 14640, 14880, 15128, 18320, 18910, 21297, 21984, 22692, 27480, 27938, 28365, 28396, 29280, 30256, 35495, 36640, 37820, 41907, 42594, 45384, 54960, 55876, 56730, 56792, 60512, 69845, 70990, 75640, 83814, 85188, 90768, 106485, 109920, 111752, 113460, 113584, 139690, 141980, 151280, 167628, 170376, 181536, 209535, 212970, 223504, 226920, 227168, 279380, 283960, 302560, 335256, 340752, 419070, 425940, 433039, 447008, 453840, 558760, 567920, 670512, 681504, 838140, 851880, 866078, 907680, 1117520, 1135840, 1299117, 1341024, 1676280, 1703760, 1732156, 2165195, 2235040, 2598234, 3352560, 3407520, 3464312, 4330390, 5196468, 6495585, 6705120, 6928624, 8660780, 10392936, 12991170, 13857248, 17321560, 20785872, 25982340, 34643120, 41571744, 51964680, 69286240, 103929360, 207858720]

約数ペア:

[(1, 207858720), (2, 103929360), (3, 69286240), (4, 51964680), (5, 41571744), (6, 34643120), (8, 25982340), (10, 20785872), (12, 17321560), (15, 13857248), (16, 12991170), (20, 10392936), (24, 8660780), (30, 6928624), (31, 6705120), (32, 6495585), (40, 5196468), (48, 4330390), (60, 3464312), (61, 3407520), (62, 3352560), (80, 2598234), (93, 2235040), (96, 2165195), (120, 1732156), (122, 1703760), (124, 1676280), (155, 1341024), (160, 1299117), (183, 1135840), (186, 1117520), (229, 907680), (240, 866078), (244, 851880), (248, 838140), (305, 681504), (310, 670512), (366, 567920), (372, 558760), (458, 453840), (465, 447008), (480, 433039), (488, 425940), (496, 419070), (610, 340752), (620, 335256), (687, 302560), (732, 283960), (744, 279380), (915, 227168), (916, 226920), (930, 223504), (976, 212970), (992, 209535), (1145, 181536), (1220, 170376), (1240, 167628), (1374, 151280), (1464, 141980), (1488, 139690), (1830, 113584), (1832, 113460), (1860, 111752), (1891, 109920), (1952, 106485), (2290, 90768), (2440, 85188), (2480, 83814), (2748, 75640), (2928, 70990), (2976, 69845), (3435, 60512), (3660, 56792), (3664, 56730), (3720, 55876), (3782, 54960), (4580, 45384), (4880, 42594), (4960, 41907), (5496, 37820), (5673, 36640), (5856, 35495), (6870, 30256), (7099, 29280), (7320, 28396), (7328, 28365), (7440, 27938), (7564, 27480), (9160, 22692), (9455, 21984), (9760, 21297), (10992, 18910), (11346, 18320), (13740, 15128), (13969, 14880), (14198, 14640)]