244390400

素因数分解:

$2^9\times 5^2\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:402

約数の個数: 120

約数和(自身を含む): 617388684

約数和(自身を除く): 372998284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 64, 80, 100, 122, 128, 160, 200, 244, 256, 305, 313, 320, 400, 488, 512, 610, 626, 640, 800, 976, 1220, 1252, 1280, 1525, 1565, 1600, 1952, 2440, 2504, 2560, 3050, 3130, 3200, 3904, 4880, 5008, 6100, 6260, 6400, 7808, 7825, 9760, 10016, 12200, 12520, 12800, 15616, 15650, 19093, 19520, 20032, 24400, 25040, 31232, 31300, 38186, 39040, 40064, 48800, 50080, 62600, 76372, 78080, 80128, 95465, 97600, 100160, 125200, 152744, 156160, 160256, 190930, 195200, 200320, 250400, 305488, 381860, 390400, 400640, 477325, 500800, 610976, 763720, 780800, 801280, 954650, 1001600, 1221952, 1527440, 1909300, 2003200, 2443904, 3054880, 3818600, 4006400, 4887808, 6109760, 7637200, 9775616, 12219520, 15274400, 24439040, 30548800, 48878080, 61097600, 122195200, 244390400]

約数ペア:

[(1, 244390400), (2, 122195200), (4, 61097600), (5, 48878080), (8, 30548800), (10, 24439040), (16, 15274400), (20, 12219520), (25, 9775616), (32, 7637200), (40, 6109760), (50, 4887808), (61, 4006400), (64, 3818600), (80, 3054880), (100, 2443904), (122, 2003200), (128, 1909300), (160, 1527440), (200, 1221952), (244, 1001600), (256, 954650), (305, 801280), (313, 780800), (320, 763720), (400, 610976), (488, 500800), (512, 477325), (610, 400640), (626, 390400), (640, 381860), (800, 305488), (976, 250400), (1220, 200320), (1252, 195200), (1280, 190930), (1525, 160256), (1565, 156160), (1600, 152744), (1952, 125200), (2440, 100160), (2504, 97600), (2560, 95465), (3050, 80128), (3130, 78080), (3200, 76372), (3904, 62600), (4880, 50080), (5008, 48800), (6100, 40064), (6260, 39040), (6400, 38186), (7808, 31300), (7825, 31232), (9760, 25040), (10016, 24400), (12200, 20032), (12520, 19520), (12800, 19093), (15616, 15650)]