8187720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:147

約数の個数: 96

約数和(自身を含む): 25738560

約数和(自身を除く): 17550840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 71, 93, 120, 124, 142, 155, 186, 213, 248, 284, 310, 355, 372, 426, 465, 568, 620, 710, 744, 852, 930, 961, 1065, 1240, 1420, 1704, 1860, 1922, 2130, 2201, 2840, 2883, 3720, 3844, 4260, 4402, 4805, 5766, 6603, 7688, 8520, 8804, 9610, 11005, 11532, 13206, 14415, 17608, 19220, 22010, 23064, 26412, 28830, 33015, 38440, 44020, 52824, 57660, 66030, 68231, 88040, 115320, 132060, 136462, 204693, 264120, 272924, 341155, 409386, 545848, 682310, 818772, 1023465, 1364620, 1637544, 2046930, 2729240, 4093860, 8187720]

約数ペア:

[(1, 8187720), (2, 4093860), (3, 2729240), (4, 2046930), (5, 1637544), (6, 1364620), (8, 1023465), (10, 818772), (12, 682310), (15, 545848), (20, 409386), (24, 341155), (30, 272924), (31, 264120), (40, 204693), (60, 136462), (62, 132060), (71, 115320), (93, 88040), (120, 68231), (124, 66030), (142, 57660), (155, 52824), (186, 44020), (213, 38440), (248, 33015), (284, 28830), (310, 26412), (355, 23064), (372, 22010), (426, 19220), (465, 17608), (568, 14415), (620, 13206), (710, 11532), (744, 11005), (852, 9610), (930, 8804), (961, 8520), (1065, 7688), (1240, 6603), (1420, 5766), (1704, 4805), (1860, 4402), (1922, 4260), (2130, 3844), (2201, 3720), (2840, 2883)]