210402456

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:645

約数の個数: 128

約数和(自身を含む): 606044160

約数和(自身を除く): 395641704

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 31, 33, 44, 47, 62, 66, 88, 93, 94, 124, 132, 141, 186, 188, 248, 264, 282, 341, 372, 376, 517, 547, 564, 682, 744, 1023, 1034, 1094, 1128, 1364, 1457, 1551, 1641, 2046, 2068, 2188, 2728, 2914, 3102, 3282, 4092, 4136, 4371, 4376, 5828, 6017, 6204, 6564, 8184, 8742, 11656, 12034, 12408, 13128, 16027, 16957, 17484, 18051, 24068, 25709, 32054, 33914, 34968, 36102, 48081, 48136, 50871, 51418, 64108, 67828, 72204, 77127, 96162, 101742, 102836, 128216, 135656, 144408, 154254, 186527, 192324, 203484, 205672, 282799, 308508, 373054, 384648, 406968, 559581, 565598, 617016, 746108, 796979, 848397, 1119162, 1131196, 1492216, 1593958, 1696794, 2238324, 2262392, 2390937, 3187916, 3393588, 4476648, 4781874, 6375832, 6787176, 8766769, 9563748, 17533538, 19127496, 26300307, 35067076, 52600614, 70134152, 105201228, 210402456]

約数ペア:

[(1, 210402456), (2, 105201228), (3, 70134152), (4, 52600614), (6, 35067076), (8, 26300307), (11, 19127496), (12, 17533538), (22, 9563748), (24, 8766769), (31, 6787176), (33, 6375832), (44, 4781874), (47, 4476648), (62, 3393588), (66, 3187916), (88, 2390937), (93, 2262392), (94, 2238324), (124, 1696794), (132, 1593958), (141, 1492216), (186, 1131196), (188, 1119162), (248, 848397), (264, 796979), (282, 746108), (341, 617016), (372, 565598), (376, 559581), (517, 406968), (547, 384648), (564, 373054), (682, 308508), (744, 282799), (1023, 205672), (1034, 203484), (1094, 192324), (1128, 186527), (1364, 154254), (1457, 144408), (1551, 135656), (1641, 128216), (2046, 102836), (2068, 101742), (2188, 96162), (2728, 77127), (2914, 72204), (3102, 67828), (3282, 64108), (4092, 51418), (4136, 50871), (4371, 48136), (4376, 48081), (5828, 36102), (6017, 34968), (6204, 33914), (6564, 32054), (8184, 25709), (8742, 24068), (11656, 18051), (12034, 17484), (12408, 16957), (13128, 16027)]