247976190

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3253}}^1$

素因数の和:3295

約数の個数: 144

約数和(自身を含む): 810167904

約数和(自身を除く): 562191714

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 55, 63, 66, 70, 77, 90, 99, 105, 110, 121, 126, 154, 165, 198, 210, 231, 242, 315, 330, 363, 385, 462, 495, 605, 630, 693, 726, 770, 847, 990, 1089, 1155, 1210, 1386, 1694, 1815, 2178, 2310, 2541, 3253, 3465, 3630, 4235, 5082, 5445, 6506, 6930, 7623, 8470, 9759, 10890, 12705, 15246, 16265, 19518, 22771, 25410, 29277, 32530, 35783, 38115, 45542, 48795, 58554, 68313, 71566, 76230, 97590, 107349, 113855, 136626, 146385, 178915, 204939, 214698, 227710, 250481, 292770, 322047, 341565, 357830, 393613, 409878, 500962, 536745, 644094, 683130, 751443, 787226, 1024695, 1073490, 1180839, 1252405, 1502886, 1610235, 1968065, 2049390, 2254329, 2361678, 2504810, 2755291, 3220470, 3542517, 3757215, 3936130, 4508658, 5510582, 5904195, 7085034, 7514430, 8265873, 11271645, 11808390, 13776455, 16531746, 17712585, 22543290, 24797619, 27552910, 35425170, 41329365, 49595238, 82658730, 123988095, 247976190]

約数ペア:

[(1, 247976190), (2, 123988095), (3, 82658730), (5, 49595238), (6, 41329365), (7, 35425170), (9, 27552910), (10, 24797619), (11, 22543290), (14, 17712585), (15, 16531746), (18, 13776455), (21, 11808390), (22, 11271645), (30, 8265873), (33, 7514430), (35, 7085034), (42, 5904195), (45, 5510582), (55, 4508658), (63, 3936130), (66, 3757215), (70, 3542517), (77, 3220470), (90, 2755291), (99, 2504810), (105, 2361678), (110, 2254329), (121, 2049390), (126, 1968065), (154, 1610235), (165, 1502886), (198, 1252405), (210, 1180839), (231, 1073490), (242, 1024695), (315, 787226), (330, 751443), (363, 683130), (385, 644094), (462, 536745), (495, 500962), (605, 409878), (630, 393613), (693, 357830), (726, 341565), (770, 322047), (847, 292770), (990, 250481), (1089, 227710), (1155, 214698), (1210, 204939), (1386, 178915), (1694, 146385), (1815, 136626), (2178, 113855), (2310, 107349), (2541, 97590), (3253, 76230), (3465, 71566), (3630, 68313), (4235, 58554), (5082, 48795), (5445, 45542), (6506, 38115), (6930, 35783), (7623, 32530), (8470, 29277), (9759, 25410), (10890, 22771), (12705, 19518), (15246, 16265)]