81593600

素因数分解:

$2^8\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:117

約数の個数: 216

約数和(自身を含む): 235714080

約数和(自身を除く): 154120480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 32, 38, 40, 44, 50, 55, 61, 64, 76, 80, 88, 95, 100, 110, 122, 128, 152, 160, 176, 190, 200, 209, 220, 244, 256, 275, 304, 305, 320, 352, 380, 400, 418, 440, 475, 488, 550, 608, 610, 640, 671, 704, 760, 800, 836, 880, 950, 976, 1045, 1100, 1159, 1216, 1220, 1280, 1342, 1408, 1520, 1525, 1600, 1672, 1760, 1900, 1952, 2090, 2200, 2318, 2432, 2440, 2684, 2816, 3040, 3050, 3200, 3344, 3355, 3520, 3800, 3904, 4180, 4400, 4636, 4864, 4880, 5225, 5368, 5795, 6080, 6100, 6400, 6688, 6710, 7040, 7600, 7808, 8360, 8800, 9272, 9760, 10450, 10736, 11590, 12160, 12200, 12749, 13376, 13420, 14080, 15200, 15616, 16720, 16775, 17600, 18544, 19520, 20900, 21472, 23180, 24320, 24400, 25498, 26752, 26840, 28975, 30400, 33440, 33550, 35200, 37088, 39040, 41800, 42944, 46360, 48800, 50996, 53504, 53680, 57950, 60800, 63745, 66880, 67100, 70400, 74176, 78080, 83600, 85888, 92720, 97600, 101992, 107360, 115900, 121600, 127490, 133760, 134200, 148352, 167200, 171776, 185440, 195200, 203984, 214720, 231800, 254980, 267520, 268400, 296704, 318725, 334400, 370880, 390400, 407968, 429440, 463600, 509960, 536800, 637450, 668800, 741760, 815936, 858880, 927200, 1019920, 1073600, 1274900, 1337600, 1483520, 1631872, 1854400, 2039840, 2147200, 2549800, 3263744, 3708800, 4079680, 4294400, 5099600, 7417600, 8159360, 10199200, 16318720, 20398400, 40796800, 81593600]

約数ペア:

[(1, 81593600), (2, 40796800), (4, 20398400), (5, 16318720), (8, 10199200), (10, 8159360), (11, 7417600), (16, 5099600), (19, 4294400), (20, 4079680), (22, 3708800), (25, 3263744), (32, 2549800), (38, 2147200), (40, 2039840), (44, 1854400), (50, 1631872), (55, 1483520), (61, 1337600), (64, 1274900), (76, 1073600), (80, 1019920), (88, 927200), (95, 858880), (100, 815936), (110, 741760), (122, 668800), (128, 637450), (152, 536800), (160, 509960), (176, 463600), (190, 429440), (200, 407968), (209, 390400), (220, 370880), (244, 334400), (256, 318725), (275, 296704), (304, 268400), (305, 267520), (320, 254980), (352, 231800), (380, 214720), (400, 203984), (418, 195200), (440, 185440), (475, 171776), (488, 167200), (550, 148352), (608, 134200), (610, 133760), (640, 127490), (671, 121600), (704, 115900), (760, 107360), (800, 101992), (836, 97600), (880, 92720), (950, 85888), (976, 83600), (1045, 78080), (1100, 74176), (1159, 70400), (1216, 67100), (1220, 66880), (1280, 63745), (1342, 60800), (1408, 57950), (1520, 53680), (1525, 53504), (1600, 50996), (1672, 48800), (1760, 46360), (1900, 42944), (1952, 41800), (2090, 39040), (2200, 37088), (2318, 35200), (2432, 33550), (2440, 33440), (2684, 30400), (2816, 28975), (3040, 26840), (3050, 26752), (3200, 25498), (3344, 24400), (3355, 24320), (3520, 23180), (3800, 21472), (3904, 20900), (4180, 19520), (4400, 18544), (4636, 17600), (4864, 16775), (4880, 16720), (5225, 15616), (5368, 15200), (5795, 14080), (6080, 13420), (6100, 13376), (6400, 12749), (6688, 12200), (6710, 12160), (7040, 11590), (7600, 10736), (7808, 10450), (8360, 9760), (8800, 9272)]