61731360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:447

約数の個数: 144

約数和(自身を含む): 212756544

約数和(自身を除く): 151025184

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 163, 180, 240, 263, 288, 326, 360, 480, 489, 526, 652, 720, 789, 815, 978, 1052, 1304, 1315, 1440, 1467, 1578, 1630, 1956, 2104, 2367, 2445, 2608, 2630, 2934, 3156, 3260, 3912, 3945, 4208, 4734, 4890, 5216, 5260, 5868, 6312, 6520, 7335, 7824, 7890, 8416, 9468, 9780, 10520, 11736, 11835, 12624, 13040, 14670, 15648, 15780, 18936, 19560, 21040, 23472, 23670, 25248, 26080, 29340, 31560, 37872, 39120, 42080, 42869, 46944, 47340, 58680, 63120, 75744, 78240, 85738, 94680, 117360, 126240, 128607, 171476, 189360, 214345, 234720, 257214, 342952, 378720, 385821, 428690, 514428, 643035, 685904, 771642, 857380, 1028856, 1286070, 1371808, 1543284, 1714760, 1929105, 2057712, 2572140, 3086568, 3429520, 3858210, 4115424, 5144280, 6173136, 6859040, 7716420, 10288560, 12346272, 15432840, 20577120, 30865680, 61731360]

約数ペア:

[(1, 61731360), (2, 30865680), (3, 20577120), (4, 15432840), (5, 12346272), (6, 10288560), (8, 7716420), (9, 6859040), (10, 6173136), (12, 5144280), (15, 4115424), (16, 3858210), (18, 3429520), (20, 3086568), (24, 2572140), (30, 2057712), (32, 1929105), (36, 1714760), (40, 1543284), (45, 1371808), (48, 1286070), (60, 1028856), (72, 857380), (80, 771642), (90, 685904), (96, 643035), (120, 514428), (144, 428690), (160, 385821), (163, 378720), (180, 342952), (240, 257214), (263, 234720), (288, 214345), (326, 189360), (360, 171476), (480, 128607), (489, 126240), (526, 117360), (652, 94680), (720, 85738), (789, 78240), (815, 75744), (978, 63120), (1052, 58680), (1304, 47340), (1315, 46944), (1440, 42869), (1467, 42080), (1578, 39120), (1630, 37872), (1956, 31560), (2104, 29340), (2367, 26080), (2445, 25248), (2608, 23670), (2630, 23472), (2934, 21040), (3156, 19560), (3260, 18936), (3912, 15780), (3945, 15648), (4208, 14670), (4734, 13040), (4890, 12624), (5216, 11835), (5260, 11736), (5868, 10520), (6312, 9780), (6520, 9468), (7335, 8416), (7824, 7890)]