215905950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:228

約数の個数: 216

約数和(自身を含む): 669050928

約数和(自身を除く): 453144978

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 25, 26, 30, 34, 39, 45, 50, 51, 65, 75, 78, 85, 90, 102, 117, 130, 150, 153, 167, 169, 170, 195, 221, 225, 234, 255, 306, 325, 334, 338, 390, 425, 442, 450, 501, 507, 510, 585, 650, 663, 765, 835, 845, 850, 975, 1002, 1014, 1105, 1170, 1275, 1326, 1503, 1521, 1530, 1670, 1690, 1950, 1989, 2171, 2210, 2505, 2535, 2550, 2839, 2873, 2925, 3006, 3042, 3315, 3825, 3978, 4175, 4225, 4342, 5010, 5070, 5525, 5678, 5746, 5850, 6513, 6630, 7515, 7605, 7650, 8350, 8450, 8517, 8619, 9945, 10855, 11050, 12525, 12675, 13026, 14195, 14365, 15030, 15210, 16575, 17034, 17238, 19539, 19890, 21710, 25050, 25350, 25551, 25857, 28223, 28390, 28730, 32565, 33150, 36907, 37575, 38025, 39078, 42585, 43095, 49725, 51102, 51714, 54275, 56446, 65130, 70975, 71825, 73814, 75150, 76050, 84669, 85170, 86190, 97695, 99450, 108550, 110721, 127755, 129285, 141115, 141950, 143650, 162825, 169338, 184535, 195390, 212925, 215475, 221442, 254007, 255510, 258570, 282230, 325650, 332163, 369070, 423345, 425850, 430950, 479791, 488475, 508014, 553605, 638775, 646425, 664326, 705575, 846690, 922675, 959582, 976950, 1107210, 1270035, 1277550, 1292850, 1411150, 1439373, 1660815, 1845350, 2116725, 2398955, 2540070, 2768025, 2878746, 3321630, 4233450, 4318119, 4797910, 5536050, 6350175, 7196865, 8304075, 8636238, 11994775, 12700350, 14393730, 16608150, 21590595, 23989550, 35984325, 43181190, 71968650, 107952975, 215905950]

約数ペア:

[(1, 215905950), (2, 107952975), (3, 71968650), (5, 43181190), (6, 35984325), (9, 23989550), (10, 21590595), (13, 16608150), (15, 14393730), (17, 12700350), (18, 11994775), (25, 8636238), (26, 8304075), (30, 7196865), (34, 6350175), (39, 5536050), (45, 4797910), (50, 4318119), (51, 4233450), (65, 3321630), (75, 2878746), (78, 2768025), (85, 2540070), (90, 2398955), (102, 2116725), (117, 1845350), (130, 1660815), (150, 1439373), (153, 1411150), (167, 1292850), (169, 1277550), (170, 1270035), (195, 1107210), (221, 976950), (225, 959582), (234, 922675), (255, 846690), (306, 705575), (325, 664326), (334, 646425), (338, 638775), (390, 553605), (425, 508014), (442, 488475), (450, 479791), (501, 430950), (507, 425850), (510, 423345), (585, 369070), (650, 332163), (663, 325650), (765, 282230), (835, 258570), (845, 255510), (850, 254007), (975, 221442), (1002, 215475), (1014, 212925), (1105, 195390), (1170, 184535), (1275, 169338), (1326, 162825), (1503, 143650), (1521, 141950), (1530, 141115), (1670, 129285), (1690, 127755), (1950, 110721), (1989, 108550), (2171, 99450), (2210, 97695), (2505, 86190), (2535, 85170), (2550, 84669), (2839, 76050), (2873, 75150), (2925, 73814), (3006, 71825), (3042, 70975), (3315, 65130), (3825, 56446), (3978, 54275), (4175, 51714), (4225, 51102), (4342, 49725), (5010, 43095), (5070, 42585), (5525, 39078), (5678, 38025), (5746, 37575), (5850, 36907), (6513, 33150), (6630, 32565), (7515, 28730), (7605, 28390), (7650, 28223), (8350, 25857), (8450, 25551), (8517, 25350), (8619, 25050), (9945, 21710), (10855, 19890), (11050, 19539), (12525, 17238), (12675, 17034), (13026, 16575), (14195, 15210), (14365, 15030)]