203972580

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{17987}}^1$

素因数の和:18015

約数の個数: 120

約数和(自身を含む): 731320128

約数和(自身を除く): 527347548

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, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 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, 1456947, 1510908, 1618830, 1888635, 1942596, 2266362, 2428245, 2518180, 2913894, 3237660, 3399543, 3777270, 4532724, 4856490, 5665905, 5827788, 6799086, 7284735, 7554540, 9712980, 10198629, 11331810, 13598172, 14569470, 16997715, 20397258, 22663620, 29138940, 33995430, 40794516, 50993145, 67990860, 101986290, 203972580]

約数ペア:

[(1, 203972580), (2, 101986290), (3, 67990860), (4, 50993145), (5, 40794516), (6, 33995430), (7, 29138940), (9, 22663620), (10, 20397258), (12, 16997715), (14, 14569470), (15, 13598172), (18, 11331810), (20, 10198629), (21, 9712980), (27, 7554540), (28, 7284735), (30, 6799086), (35, 5827788), (36, 5665905), (42, 4856490), (45, 4532724), (54, 3777270), (60, 3399543), (63, 3237660), (70, 2913894), (81, 2518180), (84, 2428245), (90, 2266362), (105, 1942596), (108, 1888635), (126, 1618830), (135, 1510908), (140, 1456947), (162, 1259090), (180, 1133181), (189, 1079220), (210, 971298), (252, 809415), (270, 755454), (315, 647532), (324, 629545), (378, 539610), (405, 503636), (420, 485649), (540, 377727), (567, 359740), (630, 323766), (756, 269805), (810, 251818), (945, 215844), (1134, 179870), (1260, 161883), (1620, 125909), (1890, 107922), (2268, 89935), (2835, 71948), (3780, 53961), (5670, 35974), (11340, 17987)]