2788308180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{33029}}^1$

素因数の和:33118

約数の個数: 144

約数和(自身を含む): 9810702720

約数和(自身を除く): 7022394540

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, 4020, 4221, 4690, 5628, 6030, 7035, 8442, 9380, 12060, 14070, 16884, 21105, 28140, 33029, 42210, 66058, 84420, 99087, 132116, 165145, 198174, 231203, 297261, 330290, 396348, 462406, 495435, 594522, 660580, 693609, 924812, 990870, 1156015, 1189044, 1387218, 1486305, 1981740, 2080827, 2212943, 2312030, 2774436, 2972610, 3468045, 4161654, 4425886, 4624060, 5945220, 6638829, 6936090, 8323308, 8851772, 10404135, 11064715, 13277658, 13872180, 15490601, 19916487, 20808270, 22129430, 26555316, 30981202, 33194145, 39832974, 41616540, 44258860, 46471803, 61962404, 66388290, 77453005, 79665948, 92943606, 99582435, 132776580, 139415409, 154906010, 185887212, 199164870, 232359015, 278830818, 309812020, 398329740, 464718030, 557661636, 697077045, 929436060, 1394154090, 2788308180]

約数ペア:

[(1, 2788308180), (2, 1394154090), (3, 929436060), (4, 697077045), (5, 557661636), (6, 464718030), (7, 398329740), (9, 309812020), (10, 278830818), (12, 232359015), (14, 199164870), (15, 185887212), (18, 154906010), (20, 139415409), (21, 132776580), (28, 99582435), (30, 92943606), (35, 79665948), (36, 77453005), (42, 66388290), (45, 61962404), (60, 46471803), (63, 44258860), (67, 41616540), (70, 39832974), (84, 33194145), (90, 30981202), (105, 26555316), (126, 22129430), (134, 20808270), (140, 19916487), (180, 15490601), (201, 13872180), (210, 13277658), (252, 11064715), (268, 10404135), (315, 8851772), (335, 8323308), (402, 6936090), (420, 6638829), (469, 5945220), (603, 4624060), (630, 4425886), (670, 4161654), (804, 3468045), (938, 2972610), (1005, 2774436), (1206, 2312030), (1260, 2212943), (1340, 2080827), (1407, 1981740), (1876, 1486305), (2010, 1387218), (2345, 1189044), (2412, 1156015), (2814, 990870), (3015, 924812), (4020, 693609), (4221, 660580), (4690, 594522), (5628, 495435), (6030, 462406), (7035, 396348), (8442, 330290), (9380, 297261), (12060, 231203), (14070, 198174), (16884, 165145), (21105, 132116), (28140, 99087), (33029, 84420), (42210, 66058)]