204732780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{839}}^1$

素因数の和:948

約数の個数: 144

約数和(自身を含む): 675682560

約数和(自身を除く): 470949780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 83, 84, 98, 105, 140, 147, 166, 196, 210, 245, 249, 294, 332, 415, 420, 490, 498, 581, 588, 735, 830, 839, 980, 996, 1162, 1245, 1470, 1660, 1678, 1743, 2324, 2490, 2517, 2905, 2940, 3356, 3486, 4067, 4195, 4980, 5034, 5810, 5873, 6972, 8134, 8390, 8715, 10068, 11620, 11746, 12201, 12585, 16268, 16780, 17430, 17619, 20335, 23492, 24402, 25170, 29365, 34860, 35238, 40670, 41111, 48804, 50340, 58730, 61005, 69637, 70476, 81340, 82222, 88095, 117460, 122010, 123333, 139274, 164444, 176190, 205555, 208911, 244020, 246666, 278548, 348185, 352380, 411110, 417822, 487459, 493332, 616665, 696370, 822220, 835644, 974918, 1044555, 1233330, 1392740, 1462377, 1949836, 2089110, 2437295, 2466660, 2924754, 3412213, 4178220, 4874590, 5849508, 6824426, 7311885, 9749180, 10236639, 13648852, 14623770, 17061065, 20473278, 29247540, 34122130, 40946556, 51183195, 68244260, 102366390, 204732780]

約数ペア:

[(1, 204732780), (2, 102366390), (3, 68244260), (4, 51183195), (5, 40946556), (6, 34122130), (7, 29247540), (10, 20473278), (12, 17061065), (14, 14623770), (15, 13648852), (20, 10236639), (21, 9749180), (28, 7311885), (30, 6824426), (35, 5849508), (42, 4874590), (49, 4178220), (60, 3412213), (70, 2924754), (83, 2466660), (84, 2437295), (98, 2089110), (105, 1949836), (140, 1462377), (147, 1392740), (166, 1233330), (196, 1044555), (210, 974918), (245, 835644), (249, 822220), (294, 696370), (332, 616665), (415, 493332), (420, 487459), (490, 417822), (498, 411110), (581, 352380), (588, 348185), (735, 278548), (830, 246666), (839, 244020), (980, 208911), (996, 205555), (1162, 176190), (1245, 164444), (1470, 139274), (1660, 123333), (1678, 122010), (1743, 117460), (2324, 88095), (2490, 82222), (2517, 81340), (2905, 70476), (2940, 69637), (3356, 61005), (3486, 58730), (4067, 50340), (4195, 48804), (4980, 41111), (5034, 40670), (5810, 35238), (5873, 34860), (6972, 29365), (8134, 25170), (8390, 24402), (8715, 23492), (10068, 20335), (11620, 17619), (11746, 17430), (12201, 16780), (12585, 16268)]