2811270400

素因数分解:

$2^8\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:485

約数の個数: 216

約数和(自身を含む): 7464279200

約数和(自身を除く): 4653008800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 61, 64, 76, 80, 95, 100, 122, 128, 152, 160, 190, 200, 244, 256, 304, 305, 320, 379, 380, 400, 475, 488, 608, 610, 640, 758, 760, 800, 950, 976, 1159, 1216, 1220, 1280, 1516, 1520, 1525, 1600, 1895, 1900, 1952, 2318, 2432, 2440, 3032, 3040, 3050, 3200, 3790, 3800, 3904, 4636, 4864, 4880, 5795, 6064, 6080, 6100, 6400, 7201, 7580, 7600, 7808, 9272, 9475, 9760, 11590, 12128, 12160, 12200, 14402, 15160, 15200, 15616, 18544, 18950, 19520, 23119, 23180, 24256, 24320, 24400, 28804, 28975, 30320, 30400, 36005, 37088, 37900, 39040, 46238, 46360, 48512, 48800, 57608, 57950, 60640, 60800, 72010, 74176, 75800, 78080, 92476, 92720, 97024, 97600, 115216, 115595, 115900, 121280, 121600, 144020, 148352, 151600, 180025, 184952, 185440, 195200, 230432, 231190, 231800, 242560, 288040, 296704, 303200, 360050, 369904, 370880, 390400, 439261, 460864, 462380, 463600, 485120, 576080, 577975, 606400, 720100, 739808, 741760, 878522, 921728, 924760, 927200, 1152160, 1155950, 1212800, 1440200, 1479616, 1483520, 1757044, 1843456, 1849520, 1854400, 2196305, 2304320, 2311900, 2425600, 2880400, 2959232, 3514088, 3699040, 3708800, 4392610, 4608640, 4623800, 5760800, 5918464, 7028176, 7398080, 7417600, 8785220, 9217280, 9247600, 10981525, 11521600, 14056352, 14796160, 17570440, 18495200, 21963050, 23043200, 28112704, 29592320, 35140880, 36990400, 43926100, 46086400, 56225408, 70281760, 73980800, 87852200, 112450816, 140563520, 147961600, 175704400, 281127040, 351408800, 562254080, 702817600, 1405635200, 2811270400]

約数ペア:

[(1, 2811270400), (2, 1405635200), (4, 702817600), (5, 562254080), (8, 351408800), (10, 281127040), (16, 175704400), (19, 147961600), (20, 140563520), (25, 112450816), (32, 87852200), (38, 73980800), (40, 70281760), (50, 56225408), (61, 46086400), (64, 43926100), (76, 36990400), (80, 35140880), (95, 29592320), (100, 28112704), (122, 23043200), (128, 21963050), (152, 18495200), (160, 17570440), (190, 14796160), (200, 14056352), (244, 11521600), (256, 10981525), (304, 9247600), (305, 9217280), (320, 8785220), (379, 7417600), (380, 7398080), (400, 7028176), (475, 5918464), (488, 5760800), (608, 4623800), (610, 4608640), (640, 4392610), (758, 3708800), (760, 3699040), (800, 3514088), (950, 2959232), (976, 2880400), (1159, 2425600), (1216, 2311900), (1220, 2304320), (1280, 2196305), (1516, 1854400), (1520, 1849520), (1525, 1843456), (1600, 1757044), (1895, 1483520), (1900, 1479616), (1952, 1440200), (2318, 1212800), (2432, 1155950), (2440, 1152160), (3032, 927200), (3040, 924760), (3050, 921728), (3200, 878522), (3790, 741760), (3800, 739808), (3904, 720100), (4636, 606400), (4864, 577975), (4880, 576080), (5795, 485120), (6064, 463600), (6080, 462380), (6100, 460864), (6400, 439261), (7201, 390400), (7580, 370880), (7600, 369904), (7808, 360050), (9272, 303200), (9475, 296704), (9760, 288040), (11590, 242560), (12128, 231800), (12160, 231190), (12200, 230432), (14402, 195200), (15160, 185440), (15200, 184952), (15616, 180025), (18544, 151600), (18950, 148352), (19520, 144020), (23119, 121600), (23180, 121280), (24256, 115900), (24320, 115595), (24400, 115216), (28804, 97600), (28975, 97024), (30320, 92720), (30400, 92476), (36005, 78080), (37088, 75800), (37900, 74176), (39040, 72010), (46238, 60800), (46360, 60640), (48512, 57950), (48800, 57608)]