67990860

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{17987}}^1$

素因数の和:18012

約数の個数: 96

約数和(自身を含む): 241758720

約数和(自身を除く): 173767860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 17987, 35974, 53961, 71948, 89935, 107922, 125909, 161883, 179870, 215844, 251818, 269805, 323766, 359740, 377727, 485649, 503636, 539610, 629545, 647532, 755454, 809415, 971298, 1079220, 1133181, 1259090, 1510908, 1618830, 1888635, 1942596, 2266362, 2428245, 2518180, 3237660, 3399543, 3777270, 4532724, 4856490, 5665905, 6799086, 7554540, 9712980, 11331810, 13598172, 16997715, 22663620, 33995430, 67990860]

約数ペア:

[(1, 67990860), (2, 33995430), (3, 22663620), (4, 16997715), (5, 13598172), (6, 11331810), (7, 9712980), (9, 7554540), (10, 6799086), (12, 5665905), (14, 4856490), (15, 4532724), (18, 3777270), (20, 3399543), (21, 3237660), (27, 2518180), (28, 2428245), (30, 2266362), (35, 1942596), (36, 1888635), (42, 1618830), (45, 1510908), (54, 1259090), (60, 1133181), (63, 1079220), (70, 971298), (84, 809415), (90, 755454), (105, 647532), (108, 629545), (126, 539610), (135, 503636), (140, 485649), (180, 377727), (189, 359740), (210, 323766), (252, 269805), (270, 251818), (315, 215844), (378, 179870), (420, 161883), (540, 125909), (630, 107922), (756, 89935), (945, 71948), (1260, 53961), (1890, 35974), (3780, 17987)]