139733120

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7043}}^1$

素因数の和:7093

約数の個数: 64

約数和(自身を含む): 344874240

約数和(自身を除く): 205141120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 7043, 9920, 14086, 19840, 28172, 35215, 56344, 70430, 112688, 140860, 218333, 225376, 281720, 436666, 450752, 563440, 873332, 901504, 1091665, 1126880, 1746664, 2183330, 2253760, 3493328, 4366660, 4507520, 6986656, 8733320, 13973312, 17466640, 27946624, 34933280, 69866560, 139733120]

約数ペア:

[(1, 139733120), (2, 69866560), (4, 34933280), (5, 27946624), (8, 17466640), (10, 13973312), (16, 8733320), (20, 6986656), (31, 4507520), (32, 4366660), (40, 3493328), (62, 2253760), (64, 2183330), (80, 1746664), (124, 1126880), (128, 1091665), (155, 901504), (160, 873332), (248, 563440), (310, 450752), (320, 436666), (496, 281720), (620, 225376), (640, 218333), (992, 140860), (1240, 112688), (1984, 70430), (2480, 56344), (3968, 35215), (4960, 28172), (7043, 19840), (9920, 14086)]