7250520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 128

約数和(自身を含む): 23639040

約数和(自身を除く): 16388520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 37, 40, 46, 60, 69, 71, 74, 92, 111, 115, 120, 138, 142, 148, 184, 185, 213, 222, 230, 276, 284, 296, 345, 355, 370, 426, 444, 460, 552, 555, 568, 690, 710, 740, 851, 852, 888, 920, 1065, 1110, 1380, 1420, 1480, 1633, 1702, 1704, 2130, 2220, 2553, 2627, 2760, 2840, 3266, 3404, 4255, 4260, 4440, 4899, 5106, 5254, 6532, 6808, 7881, 8165, 8510, 8520, 9798, 10212, 10508, 12765, 13064, 13135, 15762, 16330, 17020, 19596, 20424, 21016, 24495, 25530, 26270, 31524, 32660, 34040, 39192, 39405, 48990, 51060, 52540, 60421, 63048, 65320, 78810, 97980, 102120, 105080, 120842, 157620, 181263, 195960, 241684, 302105, 315240, 362526, 483368, 604210, 725052, 906315, 1208420, 1450104, 1812630, 2416840, 3625260, 7250520]

約数ペア:

[(1, 7250520), (2, 3625260), (3, 2416840), (4, 1812630), (5, 1450104), (6, 1208420), (8, 906315), (10, 725052), (12, 604210), (15, 483368), (20, 362526), (23, 315240), (24, 302105), (30, 241684), (37, 195960), (40, 181263), (46, 157620), (60, 120842), (69, 105080), (71, 102120), (74, 97980), (92, 78810), (111, 65320), (115, 63048), (120, 60421), (138, 52540), (142, 51060), (148, 48990), (184, 39405), (185, 39192), (213, 34040), (222, 32660), (230, 31524), (276, 26270), (284, 25530), (296, 24495), (345, 21016), (355, 20424), (370, 19596), (426, 17020), (444, 16330), (460, 15762), (552, 13135), (555, 13064), (568, 12765), (690, 10508), (710, 10212), (740, 9798), (851, 8520), (852, 8510), (888, 8165), (920, 7881), (1065, 6808), (1110, 6532), (1380, 5254), (1420, 5106), (1480, 4899), (1633, 4440), (1702, 4260), (1704, 4255), (2130, 3404), (2220, 3266), (2553, 2840), (2627, 2760)]