1078740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1$

素因数の和:489

約数の個数: 72

約数和(自身を含む): 3531528

約数和(自身を除く): 2452788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 461, 468, 585, 780, 922, 1170, 1383, 1844, 2305, 2340, 2766, 4149, 4610, 5532, 5993, 6915, 8298, 9220, 11986, 13830, 16596, 17979, 20745, 23972, 27660, 29965, 35958, 41490, 53937, 59930, 71916, 82980, 89895, 107874, 119860, 179790, 215748, 269685, 359580, 539370, 1078740]

約数ペア:

[(1, 1078740), (2, 539370), (3, 359580), (4, 269685), (5, 215748), (6, 179790), (9, 119860), (10, 107874), (12, 89895), (13, 82980), (15, 71916), (18, 59930), (20, 53937), (26, 41490), (30, 35958), (36, 29965), (39, 27660), (45, 23972), (52, 20745), (60, 17979), (65, 16596), (78, 13830), (90, 11986), (117, 9220), (130, 8298), (156, 6915), (180, 5993), (195, 5532), (234, 4610), (260, 4149), (390, 2766), (461, 2340), (468, 2305), (585, 1844), (780, 1383), (922, 1170)]