291268250

素因数分解:

$2^1\times 5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 192

約数和(自身を含む): 717050880

約数和(自身を除く): 425782630

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 31, 35, 49, 50, 59, 62, 65, 70, 91, 98, 118, 125, 130, 155, 175, 182, 217, 245, 250, 295, 310, 325, 350, 403, 413, 434, 455, 490, 590, 637, 650, 767, 775, 806, 826, 875, 910, 1085, 1225, 1274, 1475, 1519, 1534, 1550, 1625, 1750, 1829, 2015, 2065, 2170, 2275, 2450, 2821, 2891, 2950, 3038, 3185, 3250, 3658, 3835, 3875, 4030, 4130, 4550, 5369, 5425, 5642, 5782, 6125, 6370, 7375, 7595, 7670, 7750, 9145, 10075, 10325, 10738, 10850, 11375, 12250, 12803, 14105, 14455, 14750, 15190, 15925, 18290, 19175, 19747, 20150, 20650, 22750, 23777, 25606, 26845, 27125, 28210, 28910, 31850, 37583, 37975, 38350, 39494, 45725, 47554, 50375, 51625, 53690, 54250, 64015, 70525, 72275, 75166, 75950, 79625, 89621, 91450, 95875, 98735, 100750, 103250, 118885, 128030, 134225, 141050, 144550, 159250, 166439, 179242, 187915, 189875, 191750, 197470, 228625, 237770, 268450, 320075, 332878, 352625, 361375, 375830, 379750, 448105, 457250, 493675, 594425, 640150, 671125, 705250, 722750, 832195, 896210, 939575, 987350, 1165073, 1188850, 1342250, 1600375, 1664390, 1879150, 2240525, 2330146, 2468375, 2972125, 3200750, 4160975, 4481050, 4697875, 4936750, 5825365, 5944250, 8321950, 9395750, 11202625, 11650730, 20804875, 22405250, 29126825, 41609750, 58253650, 145634125, 291268250]

約数ペア:

[(1, 291268250), (2, 145634125), (5, 58253650), (7, 41609750), (10, 29126825), (13, 22405250), (14, 20804875), (25, 11650730), (26, 11202625), (31, 9395750), (35, 8321950), (49, 5944250), (50, 5825365), (59, 4936750), (62, 4697875), (65, 4481050), (70, 4160975), (91, 3200750), (98, 2972125), (118, 2468375), (125, 2330146), (130, 2240525), (155, 1879150), (175, 1664390), (182, 1600375), (217, 1342250), (245, 1188850), (250, 1165073), (295, 987350), (310, 939575), (325, 896210), (350, 832195), (403, 722750), (413, 705250), (434, 671125), (455, 640150), (490, 594425), (590, 493675), (637, 457250), (650, 448105), (767, 379750), (775, 375830), (806, 361375), (826, 352625), (875, 332878), (910, 320075), (1085, 268450), (1225, 237770), (1274, 228625), (1475, 197470), (1519, 191750), (1534, 189875), (1550, 187915), (1625, 179242), (1750, 166439), (1829, 159250), (2015, 144550), (2065, 141050), (2170, 134225), (2275, 128030), (2450, 118885), (2821, 103250), (2891, 100750), (2950, 98735), (3038, 95875), (3185, 91450), (3250, 89621), (3658, 79625), (3835, 75950), (3875, 75166), (4030, 72275), (4130, 70525), (4550, 64015), (5369, 54250), (5425, 53690), (5642, 51625), (5782, 50375), (6125, 47554), (6370, 45725), (7375, 39494), (7595, 38350), (7670, 37975), (7750, 37583), (9145, 31850), (10075, 28910), (10325, 28210), (10738, 27125), (10850, 26845), (11375, 25606), (12250, 23777), (12803, 22750), (14105, 20650), (14455, 20150), (14750, 19747), (15190, 19175), (15925, 18290)]