285146680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:107

約数の個数: 288

約数和(自身を含む): 875629440

約数和(自身を除く): 590482760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 31, 35, 38, 40, 49, 52, 56, 62, 65, 70, 76, 91, 95, 98, 104, 124, 130, 133, 140, 152, 155, 182, 190, 196, 217, 245, 247, 248, 260, 266, 280, 310, 361, 364, 380, 392, 403, 434, 455, 490, 494, 520, 532, 589, 620, 637, 665, 722, 728, 760, 806, 868, 910, 931, 980, 988, 1064, 1085, 1178, 1235, 1240, 1274, 1330, 1444, 1519, 1612, 1729, 1736, 1805, 1820, 1862, 1960, 1976, 2015, 2170, 2356, 2470, 2527, 2548, 2660, 2821, 2888, 2945, 3038, 3185, 3224, 3458, 3610, 3640, 3724, 4030, 4123, 4340, 4655, 4693, 4712, 4940, 5054, 5096, 5320, 5642, 5890, 6076, 6370, 6916, 7220, 7448, 7595, 7657, 8060, 8246, 8645, 8680, 9310, 9386, 9880, 10108, 11191, 11284, 11780, 12103, 12152, 12635, 12740, 13832, 14105, 14440, 15190, 15314, 16120, 16492, 17290, 17689, 18620, 18772, 19747, 20216, 20615, 22382, 22568, 23465, 23560, 24206, 25270, 25480, 28210, 28861, 30380, 30628, 32851, 32984, 34580, 35378, 37240, 37544, 38285, 39494, 41230, 44764, 46930, 48412, 50540, 53599, 55955, 56420, 57722, 60515, 60760, 61256, 65702, 69160, 70756, 76570, 78337, 78988, 82460, 88445, 89528, 93860, 96824, 98735, 101080, 107198, 111910, 112840, 115444, 121030, 131404, 141512, 144305, 145483, 153140, 156674, 157976, 164255, 164920, 176890, 187720, 197470, 214396, 223820, 229957, 230888, 242060, 262808, 267995, 288610, 290966, 306280, 313348, 328510, 353780, 375193, 391685, 394940, 428792, 447640, 459914, 484120, 535990, 548359, 577220, 581932, 626696, 657020, 707560, 727415, 750386, 783370, 789880, 919828, 1018381, 1071980, 1096718, 1149785, 1154440, 1163864, 1314040, 1454830, 1500772, 1566740, 1839656, 1875965, 2036762, 2143960, 2193436, 2299570, 2741795, 2909660, 3001544, 3133480, 3751930, 4073524, 4386872, 4599140, 5091905, 5483590, 5819320, 7128667, 7503860, 8147048, 9198280, 10183810, 10967180, 14257334, 15007720, 20367620, 21934360, 28514668, 35643335, 40735240, 57029336, 71286670, 142573340, 285146680]

約数ペア:

[(1, 285146680), (2, 142573340), (4, 71286670), (5, 57029336), (7, 40735240), (8, 35643335), (10, 28514668), (13, 21934360), (14, 20367620), (19, 15007720), (20, 14257334), (26, 10967180), (28, 10183810), (31, 9198280), (35, 8147048), (38, 7503860), (40, 7128667), (49, 5819320), (52, 5483590), (56, 5091905), (62, 4599140), (65, 4386872), (70, 4073524), (76, 3751930), (91, 3133480), (95, 3001544), (98, 2909660), (104, 2741795), (124, 2299570), (130, 2193436), (133, 2143960), (140, 2036762), (152, 1875965), (155, 1839656), (182, 1566740), (190, 1500772), (196, 1454830), (217, 1314040), (245, 1163864), (247, 1154440), (248, 1149785), (260, 1096718), (266, 1071980), (280, 1018381), (310, 919828), (361, 789880), (364, 783370), (380, 750386), (392, 727415), (403, 707560), (434, 657020), (455, 626696), (490, 581932), (494, 577220), (520, 548359), (532, 535990), (589, 484120), (620, 459914), (637, 447640), (665, 428792), (722, 394940), (728, 391685), (760, 375193), (806, 353780), (868, 328510), (910, 313348), (931, 306280), (980, 290966), (988, 288610), (1064, 267995), (1085, 262808), (1178, 242060), (1235, 230888), (1240, 229957), (1274, 223820), (1330, 214396), (1444, 197470), (1519, 187720), (1612, 176890), (1729, 164920), (1736, 164255), (1805, 157976), (1820, 156674), (1862, 153140), (1960, 145483), (1976, 144305), (2015, 141512), (2170, 131404), (2356, 121030), (2470, 115444), (2527, 112840), (2548, 111910), (2660, 107198), (2821, 101080), (2888, 98735), (2945, 96824), (3038, 93860), (3185, 89528), (3224, 88445), (3458, 82460), (3610, 78988), (3640, 78337), (3724, 76570), (4030, 70756), (4123, 69160), (4340, 65702), (4655, 61256), (4693, 60760), (4712, 60515), (4940, 57722), (5054, 56420), (5096, 55955), (5320, 53599), (5642, 50540), (5890, 48412), (6076, 46930), (6370, 44764), (6916, 41230), (7220, 39494), (7448, 38285), (7595, 37544), (7657, 37240), (8060, 35378), (8246, 34580), (8645, 32984), (8680, 32851), (9310, 30628), (9386, 30380), (9880, 28861), (10108, 28210), (11191, 25480), (11284, 25270), (11780, 24206), (12103, 23560), (12152, 23465), (12635, 22568), (12740, 22382), (13832, 20615), (14105, 20216), (14440, 19747), (15190, 18772), (15314, 18620), (16120, 17689), (16492, 17290)]