139893760

素因数分解:

$2^{10}\times 5^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:421

約数の個数: 88

約数和(自身を含む): 340457040

約数和(自身を除く): 200563280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 256, 307, 320, 356, 445, 512, 614, 640, 712, 890, 1024, 1228, 1280, 1424, 1535, 1780, 2456, 2560, 2848, 3070, 3560, 4912, 5120, 5696, 6140, 7120, 9824, 11392, 12280, 14240, 19648, 22784, 24560, 27323, 28480, 39296, 45568, 49120, 54646, 56960, 78592, 91136, 98240, 109292, 113920, 136615, 157184, 196480, 218584, 227840, 273230, 314368, 392960, 437168, 455680, 546460, 785920, 874336, 1092920, 1571840, 1748672, 2185840, 3497344, 4371680, 6994688, 8743360, 13989376, 17486720, 27978752, 34973440, 69946880, 139893760]

約数ペア:

[(1, 139893760), (2, 69946880), (4, 34973440), (5, 27978752), (8, 17486720), (10, 13989376), (16, 8743360), (20, 6994688), (32, 4371680), (40, 3497344), (64, 2185840), (80, 1748672), (89, 1571840), (128, 1092920), (160, 874336), (178, 785920), (256, 546460), (307, 455680), (320, 437168), (356, 392960), (445, 314368), (512, 273230), (614, 227840), (640, 218584), (712, 196480), (890, 157184), (1024, 136615), (1228, 113920), (1280, 109292), (1424, 98240), (1535, 91136), (1780, 78592), (2456, 56960), (2560, 54646), (2848, 49120), (3070, 45568), (3560, 39296), (4912, 28480), (5120, 27323), (5696, 24560), (6140, 22784), (7120, 19648), (9824, 14240), (11392, 12280)]