21732120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:154

約数の個数: 192

約数和(自身を含む): 77332320

約数和(自身を除く): 55600200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 53, 60, 67, 68, 72, 85, 90, 102, 106, 120, 134, 136, 153, 159, 170, 180, 201, 204, 212, 255, 265, 268, 306, 318, 335, 340, 360, 402, 408, 424, 477, 510, 530, 536, 603, 612, 636, 670, 680, 765, 795, 804, 901, 954, 1005, 1020, 1060, 1139, 1206, 1224, 1272, 1340, 1530, 1590, 1608, 1802, 1908, 2010, 2040, 2120, 2278, 2385, 2412, 2680, 2703, 3015, 3060, 3180, 3417, 3551, 3604, 3816, 4020, 4505, 4556, 4770, 4824, 5406, 5695, 6030, 6120, 6360, 6834, 7102, 7208, 8040, 8109, 9010, 9112, 9540, 10251, 10653, 10812, 11390, 12060, 13515, 13668, 14204, 16218, 17085, 17755, 18020, 19080, 20502, 21306, 21624, 22780, 24120, 27030, 27336, 28408, 31959, 32436, 34170, 35510, 36040, 40545, 41004, 42612, 45560, 51255, 53265, 54060, 60367, 63918, 64872, 68340, 71020, 81090, 82008, 85224, 102510, 106530, 108120, 120734, 127836, 136680, 142040, 159795, 162180, 181101, 205020, 213060, 241468, 255672, 301835, 319590, 324360, 362202, 410040, 426120, 482936, 543303, 603670, 639180, 724404, 905505, 1086606, 1207340, 1278360, 1448808, 1811010, 2173212, 2414680, 2716515, 3622020, 4346424, 5433030, 7244040, 10866060, 21732120]

約数ペア:

[(1, 21732120), (2, 10866060), (3, 7244040), (4, 5433030), (5, 4346424), (6, 3622020), (8, 2716515), (9, 2414680), (10, 2173212), (12, 1811010), (15, 1448808), (17, 1278360), (18, 1207340), (20, 1086606), (24, 905505), (30, 724404), (34, 639180), (36, 603670), (40, 543303), (45, 482936), (51, 426120), (53, 410040), (60, 362202), (67, 324360), (68, 319590), (72, 301835), (85, 255672), (90, 241468), (102, 213060), (106, 205020), (120, 181101), (134, 162180), (136, 159795), (153, 142040), (159, 136680), (170, 127836), (180, 120734), (201, 108120), (204, 106530), (212, 102510), (255, 85224), (265, 82008), (268, 81090), (306, 71020), (318, 68340), (335, 64872), (340, 63918), (360, 60367), (402, 54060), (408, 53265), (424, 51255), (477, 45560), (510, 42612), (530, 41004), (536, 40545), (603, 36040), (612, 35510), (636, 34170), (670, 32436), (680, 31959), (765, 28408), (795, 27336), (804, 27030), (901, 24120), (954, 22780), (1005, 21624), (1020, 21306), (1060, 20502), (1139, 19080), (1206, 18020), (1224, 17755), (1272, 17085), (1340, 16218), (1530, 14204), (1590, 13668), (1608, 13515), (1802, 12060), (1908, 11390), (2010, 10812), (2040, 10653), (2120, 10251), (2278, 9540), (2385, 9112), (2412, 9010), (2680, 8109), (2703, 8040), (3015, 7208), (3060, 7102), (3180, 6834), (3417, 6360), (3551, 6120), (3604, 6030), (3816, 5695), (4020, 5406), (4505, 4824), (4556, 4770)]