728048480

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:217

約数の個数: 192

約数和(自身を含む): 1886068800

約数和(自身を除く): 1158020320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 41, 43, 58, 80, 82, 86, 89, 116, 145, 160, 164, 172, 178, 205, 215, 232, 290, 328, 344, 356, 410, 430, 445, 464, 580, 656, 688, 712, 820, 860, 890, 928, 1160, 1189, 1247, 1312, 1376, 1424, 1640, 1720, 1763, 1780, 2320, 2378, 2494, 2581, 2848, 3280, 3440, 3526, 3560, 3649, 3827, 4640, 4756, 4988, 5162, 5945, 6235, 6560, 6880, 7052, 7120, 7298, 7654, 8815, 9512, 9976, 10324, 11890, 12470, 12905, 14104, 14240, 14596, 15308, 17630, 18245, 19024, 19135, 19952, 20648, 23780, 24940, 25810, 28208, 29192, 30616, 35260, 36490, 38048, 38270, 39904, 41296, 47560, 49880, 51127, 51620, 56416, 58384, 61232, 70520, 72980, 76540, 82592, 95120, 99760, 102254, 103240, 105821, 110983, 116768, 122464, 141040, 145960, 153080, 156907, 190240, 199520, 204508, 206480, 211642, 221966, 255635, 282080, 291920, 306160, 313814, 409016, 412960, 423284, 443932, 511270, 529105, 554915, 583840, 612320, 627628, 784535, 818032, 846568, 887864, 1022540, 1058210, 1109830, 1255256, 1569070, 1636064, 1693136, 1775728, 2045080, 2116420, 2219660, 2510512, 3138140, 3386272, 3551456, 4090160, 4232840, 4439320, 4550303, 5021024, 6276280, 8180320, 8465680, 8878640, 9100606, 12552560, 16931360, 17757280, 18201212, 22751515, 25105120, 36402424, 45503030, 72804848, 91006060, 145609696, 182012120, 364024240, 728048480]

約数ペア:

[(1, 728048480), (2, 364024240), (4, 182012120), (5, 145609696), (8, 91006060), (10, 72804848), (16, 45503030), (20, 36402424), (29, 25105120), (32, 22751515), (40, 18201212), (41, 17757280), (43, 16931360), (58, 12552560), (80, 9100606), (82, 8878640), (86, 8465680), (89, 8180320), (116, 6276280), (145, 5021024), (160, 4550303), (164, 4439320), (172, 4232840), (178, 4090160), (205, 3551456), (215, 3386272), (232, 3138140), (290, 2510512), (328, 2219660), (344, 2116420), (356, 2045080), (410, 1775728), (430, 1693136), (445, 1636064), (464, 1569070), (580, 1255256), (656, 1109830), (688, 1058210), (712, 1022540), (820, 887864), (860, 846568), (890, 818032), (928, 784535), (1160, 627628), (1189, 612320), (1247, 583840), (1312, 554915), (1376, 529105), (1424, 511270), (1640, 443932), (1720, 423284), (1763, 412960), (1780, 409016), (2320, 313814), (2378, 306160), (2494, 291920), (2581, 282080), (2848, 255635), (3280, 221966), (3440, 211642), (3526, 206480), (3560, 204508), (3649, 199520), (3827, 190240), (4640, 156907), (4756, 153080), (4988, 145960), (5162, 141040), (5945, 122464), (6235, 116768), (6560, 110983), (6880, 105821), (7052, 103240), (7120, 102254), (7298, 99760), (7654, 95120), (8815, 82592), (9512, 76540), (9976, 72980), (10324, 70520), (11890, 61232), (12470, 58384), (12905, 56416), (14104, 51620), (14240, 51127), (14596, 49880), (15308, 47560), (17630, 41296), (18245, 39904), (19024, 38270), (19135, 38048), (19952, 36490), (20648, 35260), (23780, 30616), (24940, 29192), (25810, 28208)]