217203240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{337}}^1$

素因数の和:523

約数の個数: 128

約数和(自身を含む): 674593920

約数和(自身を除く): 457390680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 131, 164, 205, 246, 262, 328, 337, 393, 410, 492, 524, 615, 655, 674, 786, 820, 984, 1011, 1048, 1230, 1310, 1348, 1572, 1640, 1685, 1965, 2022, 2460, 2620, 2696, 3144, 3370, 3930, 4044, 4920, 5055, 5240, 5371, 6740, 7860, 8088, 10110, 10742, 13480, 13817, 15720, 16113, 20220, 21484, 26855, 27634, 32226, 40440, 41451, 42968, 44147, 53710, 55268, 64452, 69085, 80565, 82902, 88294, 107420, 110536, 128904, 132441, 138170, 161130, 165804, 176588, 207255, 214840, 220735, 264882, 276340, 322260, 331608, 353176, 414510, 441470, 529764, 552680, 644520, 662205, 829020, 882940, 1059528, 1324410, 1658040, 1765880, 1810027, 2648820, 3620054, 5297640, 5430081, 7240108, 9050135, 10860162, 14480216, 18100270, 21720324, 27150405, 36200540, 43440648, 54300810, 72401080, 108601620, 217203240]

約数ペア:

[(1, 217203240), (2, 108601620), (3, 72401080), (4, 54300810), (5, 43440648), (6, 36200540), (8, 27150405), (10, 21720324), (12, 18100270), (15, 14480216), (20, 10860162), (24, 9050135), (30, 7240108), (40, 5430081), (41, 5297640), (60, 3620054), (82, 2648820), (120, 1810027), (123, 1765880), (131, 1658040), (164, 1324410), (205, 1059528), (246, 882940), (262, 829020), (328, 662205), (337, 644520), (393, 552680), (410, 529764), (492, 441470), (524, 414510), (615, 353176), (655, 331608), (674, 322260), (786, 276340), (820, 264882), (984, 220735), (1011, 214840), (1048, 207255), (1230, 176588), (1310, 165804), (1348, 161130), (1572, 138170), (1640, 132441), (1685, 128904), (1965, 110536), (2022, 107420), (2460, 88294), (2620, 82902), (2696, 80565), (3144, 69085), (3370, 64452), (3930, 55268), (4044, 53710), (4920, 44147), (5055, 42968), (5240, 41451), (5371, 40440), (6740, 32226), (7860, 27634), (8088, 26855), (10110, 21484), (10742, 20220), (13480, 16113), (13817, 15720)]