21979357080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1\times {\mathrm{8167}}^1$

素因数の和:8769

約数の個数: 128

約数和(自身を含む): 67678087680

約数和(自身を除く): 45698730600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 547, 615, 820, 984, 1094, 1230, 1640, 1641, 2188, 2460, 2735, 3282, 4376, 4920, 5470, 6564, 8167, 8205, 10940, 13128, 16334, 16410, 21880, 22427, 24501, 32668, 32820, 40835, 44854, 49002, 65336, 65640, 67281, 81670, 89708, 98004, 112135, 122505, 134562, 163340, 179416, 196008, 224270, 245010, 269124, 326680, 334847, 336405, 448540, 490020, 538248, 669694, 672810, 897080, 980040, 1004541, 1339388, 1345620, 1674235, 2009082, 2678776, 2691240, 3348470, 4018164, 4467349, 5022705, 6696940, 8036328, 8934698, 10045410, 13393880, 13402047, 17869396, 20090820, 22336745, 26804094, 35738792, 40181640, 44673490, 53608188, 67010235, 89346980, 107216376, 134020470, 178693960, 183161309, 268040940, 366322618, 536081880, 549483927, 732645236, 915806545, 1098967854, 1465290472, 1831613090, 2197935708, 2747419635, 3663226180, 4395871416, 5494839270, 7326452360, 10989678540, 21979357080]

約数ペア:

[(1, 21979357080), (2, 10989678540), (3, 7326452360), (4, 5494839270), (5, 4395871416), (6, 3663226180), (8, 2747419635), (10, 2197935708), (12, 1831613090), (15, 1465290472), (20, 1098967854), (24, 915806545), (30, 732645236), (40, 549483927), (41, 536081880), (60, 366322618), (82, 268040940), (120, 183161309), (123, 178693960), (164, 134020470), (205, 107216376), (246, 89346980), (328, 67010235), (410, 53608188), (492, 44673490), (547, 40181640), (615, 35738792), (820, 26804094), (984, 22336745), (1094, 20090820), (1230, 17869396), (1640, 13402047), (1641, 13393880), (2188, 10045410), (2460, 8934698), (2735, 8036328), (3282, 6696940), (4376, 5022705), (4920, 4467349), (5470, 4018164), (6564, 3348470), (8167, 2691240), (8205, 2678776), (10940, 2009082), (13128, 1674235), (16334, 1345620), (16410, 1339388), (21880, 1004541), (22427, 980040), (24501, 897080), (32668, 672810), (32820, 669694), (40835, 538248), (44854, 490020), (49002, 448540), (65336, 336405), (65640, 334847), (67281, 326680), (81670, 269124), (89708, 245010), (98004, 224270), (112135, 196008), (122505, 179416), (134562, 163340)]