217022520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12647}}^1$

素因数の和:12685

約数の個数: 128

約数和(自身を含む): 764951040

約数和(自身を除く): 547928520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 5720, 8580, 12647, 17160, 25294, 37941, 50588, 63235, 75882, 101176, 126470, 139117, 151764, 164411, 189705, 252940, 278234, 303528, 328822, 379410, 417351, 493233, 505880, 556468, 657644, 695585, 758820, 822055, 834702, 986466, 1112936, 1315288, 1391170, 1517640, 1644110, 1669404, 1808521, 1972932, 2086755, 2466165, 2782340, 3288220, 3338808, 3617042, 3945864, 4173510, 4932330, 5425563, 5564680, 6576440, 7234084, 8347020, 9042605, 9864660, 10851126, 14468168, 16694040, 18085210, 19729320, 21702252, 27127815, 36170420, 43404504, 54255630, 72340840, 108511260, 217022520]

約数ペア:

[(1, 217022520), (2, 108511260), (3, 72340840), (4, 54255630), (5, 43404504), (6, 36170420), (8, 27127815), (10, 21702252), (11, 19729320), (12, 18085210), (13, 16694040), (15, 14468168), (20, 10851126), (22, 9864660), (24, 9042605), (26, 8347020), (30, 7234084), (33, 6576440), (39, 5564680), (40, 5425563), (44, 4932330), (52, 4173510), (55, 3945864), (60, 3617042), (65, 3338808), (66, 3288220), (78, 2782340), (88, 2466165), (104, 2086755), (110, 1972932), (120, 1808521), (130, 1669404), (132, 1644110), (143, 1517640), (156, 1391170), (165, 1315288), (195, 1112936), (220, 986466), (260, 834702), (264, 822055), (286, 758820), (312, 695585), (330, 657644), (390, 556468), (429, 505880), (440, 493233), (520, 417351), (572, 379410), (660, 328822), (715, 303528), (780, 278234), (858, 252940), (1144, 189705), (1320, 164411), (1430, 151764), (1560, 139117), (1716, 126470), (2145, 101176), (2860, 75882), (3432, 63235), (4290, 50588), (5720, 37941), (8580, 25294), (12647, 17160)]