281034180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3329}}^1$

素因数の和:3418

約数の個数: 144

約数和(自身を含む): 989089920

約数和(自身を除く): 708055740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 67, 70, 84, 90, 105, 126, 134, 140, 180, 201, 210, 252, 268, 315, 335, 402, 420, 469, 603, 630, 670, 804, 938, 1005, 1206, 1260, 1340, 1407, 1876, 2010, 2345, 2412, 2814, 3015, 3329, 4020, 4221, 4690, 5628, 6030, 6658, 7035, 8442, 9380, 9987, 12060, 13316, 14070, 16645, 16884, 19974, 21105, 23303, 28140, 29961, 33290, 39948, 42210, 46606, 49935, 59922, 66580, 69909, 84420, 93212, 99870, 116515, 119844, 139818, 149805, 199740, 209727, 223043, 233030, 279636, 299610, 349545, 419454, 446086, 466060, 599220, 669129, 699090, 838908, 892172, 1048635, 1115215, 1338258, 1398180, 1561301, 2007387, 2097270, 2230430, 2676516, 3122602, 3345645, 4014774, 4194540, 4460860, 4683903, 6245204, 6691290, 7806505, 8029548, 9367806, 10036935, 13382580, 14051709, 15613010, 18735612, 20073870, 23419515, 28103418, 31226020, 40147740, 46839030, 56206836, 70258545, 93678060, 140517090, 281034180]

約数ペア:

[(1, 281034180), (2, 140517090), (3, 93678060), (4, 70258545), (5, 56206836), (6, 46839030), (7, 40147740), (9, 31226020), (10, 28103418), (12, 23419515), (14, 20073870), (15, 18735612), (18, 15613010), (20, 14051709), (21, 13382580), (28, 10036935), (30, 9367806), (35, 8029548), (36, 7806505), (42, 6691290), (45, 6245204), (60, 4683903), (63, 4460860), (67, 4194540), (70, 4014774), (84, 3345645), (90, 3122602), (105, 2676516), (126, 2230430), (134, 2097270), (140, 2007387), (180, 1561301), (201, 1398180), (210, 1338258), (252, 1115215), (268, 1048635), (315, 892172), (335, 838908), (402, 699090), (420, 669129), (469, 599220), (603, 466060), (630, 446086), (670, 419454), (804, 349545), (938, 299610), (1005, 279636), (1206, 233030), (1260, 223043), (1340, 209727), (1407, 199740), (1876, 149805), (2010, 139818), (2345, 119844), (2412, 116515), (2814, 99870), (3015, 93212), (3329, 84420), (4020, 69909), (4221, 66580), (4690, 59922), (5628, 49935), (6030, 46606), (6658, 42210), (7035, 39948), (8442, 33290), (9380, 29961), (9987, 28140), (12060, 23303), (13316, 21105), (14070, 19974), (16645, 16884)]