72277120

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3643}}^1$

素因数の和:3693

約数の個数: 64

約数和(自身を含む): 178410240

約数和(自身を除く): 106133120

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, 3643, 3968, 4960, 7286, 9920, 14572, 18215, 19840, 29144, 36430, 58288, 72860, 112933, 116576, 145720, 225866, 233152, 291440, 451732, 466304, 564665, 582880, 903464, 1129330, 1165760, 1806928, 2258660, 2331520, 3613856, 4517320, 7227712, 9034640, 14455424, 18069280, 36138560, 72277120]

約数ペア:

[(1, 72277120), (2, 36138560), (4, 18069280), (5, 14455424), (8, 9034640), (10, 7227712), (16, 4517320), (20, 3613856), (31, 2331520), (32, 2258660), (40, 1806928), (62, 1165760), (64, 1129330), (80, 903464), (124, 582880), (128, 564665), (155, 466304), (160, 451732), (248, 291440), (310, 233152), (320, 225866), (496, 145720), (620, 116576), (640, 112933), (992, 72860), (1240, 58288), (1984, 36430), (2480, 29144), (3643, 19840), (3968, 18215), (4960, 14572), (7286, 9920)]