305850960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:314

約数の個数: 240

約数和(自身を含む): 1080787968

約数和(自身を除く): 774937008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 71, 72, 80, 90, 93, 120, 124, 142, 144, 155, 180, 186, 193, 213, 240, 248, 279, 284, 310, 355, 360, 372, 386, 426, 465, 496, 558, 568, 579, 620, 639, 710, 720, 744, 772, 852, 930, 965, 1065, 1116, 1136, 1158, 1240, 1278, 1395, 1420, 1488, 1544, 1704, 1737, 1860, 1930, 2130, 2201, 2232, 2316, 2480, 2556, 2790, 2840, 2895, 3088, 3195, 3408, 3474, 3720, 3860, 4260, 4402, 4464, 4632, 5112, 5580, 5680, 5790, 5983, 6390, 6603, 6948, 7440, 7720, 8520, 8685, 8804, 9264, 10224, 11005, 11160, 11580, 11966, 12780, 13206, 13703, 13896, 15440, 17040, 17370, 17608, 17949, 19809, 22010, 22320, 23160, 23932, 25560, 26412, 27406, 27792, 29915, 33015, 34740, 35216, 35898, 39618, 41109, 44020, 46320, 47864, 51120, 52824, 53847, 54812, 59830, 66030, 68515, 69480, 71796, 79236, 82218, 88040, 89745, 95728, 99045, 105648, 107694, 109624, 119660, 123327, 132060, 137030, 138960, 143592, 158472, 164436, 176080, 179490, 198090, 205545, 215388, 219248, 239320, 246654, 264120, 269235, 274060, 287184, 316944, 328872, 358980, 396180, 411090, 424793, 430776, 478640, 493308, 528240, 538470, 548120, 616635, 657744, 717960, 792360, 822180, 849586, 861552, 986616, 1076940, 1096240, 1233270, 1274379, 1435920, 1584720, 1644360, 1699172, 1973232, 2123965, 2153880, 2466540, 2548758, 3288720, 3398344, 3823137, 4247930, 4307760, 4933080, 5097516, 6371895, 6796688, 7646274, 8495860, 9866160, 10195032, 12743790, 15292548, 16991720, 19115685, 20390064, 25487580, 30585096, 33983440, 38231370, 50975160, 61170192, 76462740, 101950320, 152925480, 305850960]

約数ペア:

[(1, 305850960), (2, 152925480), (3, 101950320), (4, 76462740), (5, 61170192), (6, 50975160), (8, 38231370), (9, 33983440), (10, 30585096), (12, 25487580), (15, 20390064), (16, 19115685), (18, 16991720), (20, 15292548), (24, 12743790), (30, 10195032), (31, 9866160), (36, 8495860), (40, 7646274), (45, 6796688), (48, 6371895), (60, 5097516), (62, 4933080), (71, 4307760), (72, 4247930), (80, 3823137), (90, 3398344), (93, 3288720), (120, 2548758), (124, 2466540), (142, 2153880), (144, 2123965), (155, 1973232), (180, 1699172), (186, 1644360), (193, 1584720), (213, 1435920), (240, 1274379), (248, 1233270), (279, 1096240), (284, 1076940), (310, 986616), (355, 861552), (360, 849586), (372, 822180), (386, 792360), (426, 717960), (465, 657744), (496, 616635), (558, 548120), (568, 538470), (579, 528240), (620, 493308), (639, 478640), (710, 430776), (720, 424793), (744, 411090), (772, 396180), (852, 358980), (930, 328872), (965, 316944), (1065, 287184), (1116, 274060), (1136, 269235), (1158, 264120), (1240, 246654), (1278, 239320), (1395, 219248), (1420, 215388), (1488, 205545), (1544, 198090), (1704, 179490), (1737, 176080), (1860, 164436), (1930, 158472), (2130, 143592), (2201, 138960), (2232, 137030), (2316, 132060), (2480, 123327), (2556, 119660), (2790, 109624), (2840, 107694), (2895, 105648), (3088, 99045), (3195, 95728), (3408, 89745), (3474, 88040), (3720, 82218), (3860, 79236), (4260, 71796), (4402, 69480), (4464, 68515), (4632, 66030), (5112, 59830), (5580, 54812), (5680, 53847), (5790, 52824), (5983, 51120), (6390, 47864), (6603, 46320), (6948, 44020), (7440, 41109), (7720, 39618), (8520, 35898), (8685, 35216), (8804, 34740), (9264, 33015), (10224, 29915), (11005, 27792), (11160, 27406), (11580, 26412), (11966, 25560), (12780, 23932), (13206, 23160), (13703, 22320), (13896, 22010), (15440, 19809), (17040, 17949), (17370, 17608)]