231286275

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:306

約数の個数: 144

約数和(自身を含む): 501396480

約数和(自身を除く): 270110205

約数列:

[1, 3, 5, 9, 11, 15, 17, 23, 25, 33, 45, 51, 55, 69, 75, 85, 99, 115, 153, 165, 187, 207, 225, 239, 253, 255, 275, 345, 391, 425, 495, 561, 575, 717, 759, 765, 825, 935, 1035, 1173, 1195, 1265, 1275, 1683, 1725, 1955, 2151, 2277, 2475, 2629, 2805, 3519, 3585, 3795, 3825, 4063, 4301, 4675, 5175, 5497, 5865, 5975, 6325, 7887, 8415, 9775, 10755, 11385, 12189, 12903, 13145, 14025, 16491, 17595, 17925, 18975, 20315, 21505, 23661, 27485, 29325, 36567, 38709, 39435, 42075, 44693, 49473, 53775, 56925, 60467, 60945, 64515, 65725, 82455, 87975, 93449, 101575, 107525, 118305, 134079, 137425, 181401, 182835, 193545, 197175, 223465, 247365, 280347, 302335, 304725, 322575, 402237, 412275, 467245, 544203, 591525, 670395, 841041, 907005, 914175, 967725, 1027939, 1117325, 1236825, 1401735, 1511675, 2011185, 2336225, 2721015, 3083817, 3351975, 4205205, 4535025, 5139695, 7008675, 9251451, 10055925, 13605075, 15419085, 21026025, 25698475, 46257255, 77095425, 231286275]

約数ペア:

[(1, 231286275), (3, 77095425), (5, 46257255), (9, 25698475), (11, 21026025), (15, 15419085), (17, 13605075), (23, 10055925), (25, 9251451), (33, 7008675), (45, 5139695), (51, 4535025), (55, 4205205), (69, 3351975), (75, 3083817), (85, 2721015), (99, 2336225), (115, 2011185), (153, 1511675), (165, 1401735), (187, 1236825), (207, 1117325), (225, 1027939), (239, 967725), (253, 914175), (255, 907005), (275, 841041), (345, 670395), (391, 591525), (425, 544203), (495, 467245), (561, 412275), (575, 402237), (717, 322575), (759, 304725), (765, 302335), (825, 280347), (935, 247365), (1035, 223465), (1173, 197175), (1195, 193545), (1265, 182835), (1275, 181401), (1683, 137425), (1725, 134079), (1955, 118305), (2151, 107525), (2277, 101575), (2475, 93449), (2629, 87975), (2805, 82455), (3519, 65725), (3585, 64515), (3795, 60945), (3825, 60467), (4063, 56925), (4301, 53775), (4675, 49473), (5175, 44693), (5497, 42075), (5865, 39435), (5975, 38709), (6325, 36567), (7887, 29325), (8415, 27485), (9775, 23661), (10755, 21505), (11385, 20315), (12189, 18975), (12903, 17925), (13145, 17595), (14025, 16491)]