28101810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:160

約数の個数: 128

約数和(自身を含む): 78962688

約数和(自身を除く): 50860878

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 31, 33, 41, 55, 62, 66, 67, 82, 93, 110, 123, 134, 155, 165, 186, 201, 205, 246, 310, 330, 335, 341, 402, 410, 451, 465, 615, 670, 682, 737, 902, 930, 1005, 1023, 1230, 1271, 1353, 1474, 1705, 2010, 2046, 2077, 2211, 2255, 2542, 2706, 2747, 3410, 3685, 3813, 4154, 4422, 4510, 5115, 5494, 6231, 6355, 6765, 7370, 7626, 8241, 10230, 10385, 11055, 12462, 12710, 13530, 13735, 13981, 16482, 19065, 20770, 22110, 22847, 27470, 27962, 30217, 31155, 38130, 41205, 41943, 45694, 60434, 62310, 68541, 69905, 82410, 83886, 85157, 90651, 114235, 137082, 139810, 151085, 170314, 181302, 209715, 228470, 255471, 302170, 342705, 419430, 425785, 453255, 510942, 685410, 851570, 906510, 936727, 1277355, 1873454, 2554710, 2810181, 4683635, 5620362, 9367270, 14050905, 28101810]

約数ペア:

[(1, 28101810), (2, 14050905), (3, 9367270), (5, 5620362), (6, 4683635), (10, 2810181), (11, 2554710), (15, 1873454), (22, 1277355), (30, 936727), (31, 906510), (33, 851570), (41, 685410), (55, 510942), (62, 453255), (66, 425785), (67, 419430), (82, 342705), (93, 302170), (110, 255471), (123, 228470), (134, 209715), (155, 181302), (165, 170314), (186, 151085), (201, 139810), (205, 137082), (246, 114235), (310, 90651), (330, 85157), (335, 83886), (341, 82410), (402, 69905), (410, 68541), (451, 62310), (465, 60434), (615, 45694), (670, 41943), (682, 41205), (737, 38130), (902, 31155), (930, 30217), (1005, 27962), (1023, 27470), (1230, 22847), (1271, 22110), (1353, 20770), (1474, 19065), (1705, 16482), (2010, 13981), (2046, 13735), (2077, 13530), (2211, 12710), (2255, 12462), (2542, 11055), (2706, 10385), (2747, 10230), (3410, 8241), (3685, 7626), (3813, 7370), (4154, 6765), (4422, 6355), (4510, 6231), (5115, 5494)]