305249490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:154

約数の個数: 288

約数和(自身を含む): 1019506176

約数和(自身を除く): 714256686

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 47, 61, 63, 65, 70, 78, 90, 91, 94, 105, 117, 122, 126, 130, 141, 169, 182, 183, 195, 210, 234, 235, 273, 282, 305, 315, 329, 338, 366, 390, 423, 427, 455, 470, 507, 546, 549, 585, 610, 611, 630, 658, 705, 793, 819, 845, 846, 854, 910, 915, 987, 1014, 1098, 1170, 1183, 1222, 1281, 1365, 1410, 1521, 1586, 1638, 1645, 1690, 1830, 1833, 1974, 2115, 2135, 2366, 2379, 2535, 2562, 2730, 2745, 2867, 2961, 3042, 3055, 3290, 3549, 3666, 3843, 3965, 4095, 4230, 4270, 4277, 4758, 4935, 5070, 5490, 5499, 5551, 5734, 5915, 5922, 6110, 6405, 7098, 7137, 7605, 7686, 7930, 7943, 8190, 8554, 8601, 9165, 9870, 10309, 10647, 10998, 11102, 11830, 11895, 12810, 12831, 14274, 14335, 14805, 15210, 15886, 16653, 17202, 17745, 18330, 19215, 20069, 20618, 21294, 21385, 23790, 23829, 25662, 25803, 27495, 27755, 28670, 29610, 30927, 33306, 35490, 35685, 37271, 38430, 38493, 39715, 40138, 42770, 43005, 47658, 49959, 51545, 51606, 53235, 54990, 55510, 55601, 60207, 61854, 64155, 71370, 71487, 72163, 74542, 76986, 79430, 83265, 86010, 92781, 99918, 100345, 103090, 106470, 111202, 111813, 119145, 120414, 128310, 129015, 142974, 144326, 154635, 166530, 166803, 180621, 185562, 186355, 192465, 200690, 216489, 223626, 238290, 249795, 258030, 260897, 278005, 301035, 309270, 333606, 335439, 357435, 360815, 361242, 372710, 384930, 432978, 463905, 484523, 499590, 500409, 521794, 556010, 559065, 602070, 649467, 670878, 714870, 721630, 782691, 834015, 903105, 927810, 969046, 1000818, 1082445, 1118130, 1298934, 1304485, 1453569, 1565382, 1668030, 1677195, 1806210, 2164890, 2348073, 2422615, 2502045, 2608970, 2907138, 3247335, 3354390, 3391661, 3913455, 4360707, 4696146, 4845230, 5004090, 6494670, 6783322, 7267845, 7826910, 8721414, 10174983, 11740365, 14535690, 16958305, 20349966, 21803535, 23480730, 30524949, 33916610, 43607070, 50874915, 61049898, 101749830, 152624745, 305249490]

約数ペア:

[(1, 305249490), (2, 152624745), (3, 101749830), (5, 61049898), (6, 50874915), (7, 43607070), (9, 33916610), (10, 30524949), (13, 23480730), (14, 21803535), (15, 20349966), (18, 16958305), (21, 14535690), (26, 11740365), (30, 10174983), (35, 8721414), (39, 7826910), (42, 7267845), (45, 6783322), (47, 6494670), (61, 5004090), (63, 4845230), (65, 4696146), (70, 4360707), (78, 3913455), (90, 3391661), (91, 3354390), (94, 3247335), (105, 2907138), (117, 2608970), (122, 2502045), (126, 2422615), (130, 2348073), (141, 2164890), (169, 1806210), (182, 1677195), (183, 1668030), (195, 1565382), (210, 1453569), (234, 1304485), (235, 1298934), (273, 1118130), (282, 1082445), (305, 1000818), (315, 969046), (329, 927810), (338, 903105), (366, 834015), (390, 782691), (423, 721630), (427, 714870), (455, 670878), (470, 649467), (507, 602070), (546, 559065), (549, 556010), (585, 521794), (610, 500409), (611, 499590), (630, 484523), (658, 463905), (705, 432978), (793, 384930), (819, 372710), (845, 361242), (846, 360815), (854, 357435), (910, 335439), (915, 333606), (987, 309270), (1014, 301035), (1098, 278005), (1170, 260897), (1183, 258030), (1222, 249795), (1281, 238290), (1365, 223626), (1410, 216489), (1521, 200690), (1586, 192465), (1638, 186355), (1645, 185562), (1690, 180621), (1830, 166803), (1833, 166530), (1974, 154635), (2115, 144326), (2135, 142974), (2366, 129015), (2379, 128310), (2535, 120414), (2562, 119145), (2730, 111813), (2745, 111202), (2867, 106470), (2961, 103090), (3042, 100345), (3055, 99918), (3290, 92781), (3549, 86010), (3666, 83265), (3843, 79430), (3965, 76986), (4095, 74542), (4230, 72163), (4270, 71487), (4277, 71370), (4758, 64155), (4935, 61854), (5070, 60207), (5490, 55601), (5499, 55510), (5551, 54990), (5734, 53235), (5915, 51606), (5922, 51545), (6110, 49959), (6405, 47658), (7098, 43005), (7137, 42770), (7605, 40138), (7686, 39715), (7930, 38493), (7943, 38430), (8190, 37271), (8554, 35685), (8601, 35490), (9165, 33306), (9870, 30927), (10309, 29610), (10647, 28670), (10998, 27755), (11102, 27495), (11830, 25803), (11895, 25662), (12810, 23829), (12831, 23790), (14274, 21385), (14335, 21294), (14805, 20618), (15210, 20069), (15886, 19215), (16653, 18330), (17202, 17745)]