199801840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5849}}^1$

素因数の和:5930

約数の個数: 80

約数和(自身を含む): 539697600

約数和(自身を除く): 339895760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 488, 560, 610, 854, 976, 1220, 1708, 2135, 2440, 3416, 4270, 4880, 5849, 6832, 8540, 11698, 17080, 23396, 29245, 34160, 40943, 46792, 58490, 81886, 93584, 116980, 163772, 204715, 233960, 327544, 356789, 409430, 467920, 655088, 713578, 818860, 1427156, 1637720, 1783945, 2497523, 2854312, 3275440, 3567890, 4995046, 5708624, 7135780, 9990092, 12487615, 14271560, 19980184, 24975230, 28543120, 39960368, 49950460, 99900920, 199801840]

約数ペア:

[(1, 199801840), (2, 99900920), (4, 49950460), (5, 39960368), (7, 28543120), (8, 24975230), (10, 19980184), (14, 14271560), (16, 12487615), (20, 9990092), (28, 7135780), (35, 5708624), (40, 4995046), (56, 3567890), (61, 3275440), (70, 2854312), (80, 2497523), (112, 1783945), (122, 1637720), (140, 1427156), (244, 818860), (280, 713578), (305, 655088), (427, 467920), (488, 409430), (560, 356789), (610, 327544), (854, 233960), (976, 204715), (1220, 163772), (1708, 116980), (2135, 93584), (2440, 81886), (3416, 58490), (4270, 46792), (4880, 40943), (5849, 34160), (6832, 29245), (8540, 23396), (11698, 17080)]