289599520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:511

約数の個数: 192

約数和(自身を含む): 851558400

約数和(自身を除く): 561958880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 56, 62, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 160, 190, 217, 224, 248, 266, 280, 304, 310, 380, 434, 439, 496, 532, 560, 589, 608, 620, 665, 760, 868, 878, 992, 1064, 1085, 1120, 1178, 1240, 1330, 1520, 1736, 1756, 2128, 2170, 2195, 2356, 2480, 2660, 2945, 3040, 3073, 3472, 3512, 4123, 4256, 4340, 4390, 4712, 4960, 5320, 5890, 6146, 6944, 7024, 8246, 8341, 8680, 8780, 9424, 10640, 11780, 12292, 13609, 14048, 15365, 16492, 16682, 17360, 17560, 18848, 20615, 21280, 23560, 24584, 27218, 30730, 32984, 33364, 34720, 35120, 41230, 41705, 47120, 49168, 54436, 58387, 61460, 65968, 66728, 68045, 70240, 82460, 83410, 94240, 95263, 98336, 108872, 116774, 122920, 131936, 133456, 136090, 164920, 166820, 190526, 217744, 233548, 245840, 258571, 266912, 272180, 291935, 329840, 333640, 381052, 435488, 467096, 476315, 491680, 517142, 544360, 583870, 659680, 667280, 762104, 934192, 952630, 1034284, 1088720, 1167740, 1292855, 1334560, 1524208, 1809997, 1868384, 1905260, 2068568, 2177440, 2335480, 2585710, 3048416, 3619994, 3810520, 4137136, 4670960, 5171420, 7239988, 7621040, 8274272, 9049985, 9341920, 10342840, 14479976, 15242080, 18099970, 20685680, 28959952, 36199940, 41371360, 57919904, 72399880, 144799760, 289599520]

約数ペア:

[(1, 289599520), (2, 144799760), (4, 72399880), (5, 57919904), (7, 41371360), (8, 36199940), (10, 28959952), (14, 20685680), (16, 18099970), (19, 15242080), (20, 14479976), (28, 10342840), (31, 9341920), (32, 9049985), (35, 8274272), (38, 7621040), (40, 7239988), (56, 5171420), (62, 4670960), (70, 4137136), (76, 3810520), (80, 3619994), (95, 3048416), (112, 2585710), (124, 2335480), (133, 2177440), (140, 2068568), (152, 1905260), (155, 1868384), (160, 1809997), (190, 1524208), (217, 1334560), (224, 1292855), (248, 1167740), (266, 1088720), (280, 1034284), (304, 952630), (310, 934192), (380, 762104), (434, 667280), (439, 659680), (496, 583870), (532, 544360), (560, 517142), (589, 491680), (608, 476315), (620, 467096), (665, 435488), (760, 381052), (868, 333640), (878, 329840), (992, 291935), (1064, 272180), (1085, 266912), (1120, 258571), (1178, 245840), (1240, 233548), (1330, 217744), (1520, 190526), (1736, 166820), (1756, 164920), (2128, 136090), (2170, 133456), (2195, 131936), (2356, 122920), (2480, 116774), (2660, 108872), (2945, 98336), (3040, 95263), (3073, 94240), (3472, 83410), (3512, 82460), (4123, 70240), (4256, 68045), (4340, 66728), (4390, 65968), (4712, 61460), (4960, 58387), (5320, 54436), (5890, 49168), (6146, 47120), (6944, 41705), (7024, 41230), (8246, 35120), (8341, 34720), (8680, 33364), (8780, 32984), (9424, 30730), (10640, 27218), (11780, 24584), (12292, 23560), (13609, 21280), (14048, 20615), (15365, 18848), (16492, 17560), (16682, 17360)]