71738460

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{509}}^1$

素因数の和:562

約数の個数: 144

約数和(自身を含む): 233906400

約数和(自身を除く): 162167940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 174, 180, 243, 261, 270, 290, 324, 348, 405, 435, 486, 509, 522, 540, 580, 783, 810, 870, 972, 1018, 1044, 1215, 1305, 1527, 1566, 1620, 1740, 2036, 2349, 2430, 2545, 2610, 3054, 3132, 3915, 4581, 4698, 4860, 5090, 5220, 6108, 7047, 7635, 7830, 9162, 9396, 10180, 11745, 13743, 14094, 14761, 15270, 15660, 18324, 22905, 23490, 27486, 28188, 29522, 30540, 35235, 41229, 44283, 45810, 46980, 54972, 59044, 68715, 70470, 73805, 82458, 88566, 91620, 123687, 132849, 137430, 140940, 147610, 164916, 177132, 206145, 221415, 247374, 265698, 274860, 295220, 398547, 412290, 442830, 494748, 531396, 618435, 664245, 797094, 824580, 885660, 1195641, 1236870, 1328490, 1594188, 1992735, 2391282, 2473740, 2656980, 3586923, 3985470, 4782564, 5978205, 7173846, 7970940, 11956410, 14347692, 17934615, 23912820, 35869230, 71738460]

約数ペア:

[(1, 71738460), (2, 35869230), (3, 23912820), (4, 17934615), (5, 14347692), (6, 11956410), (9, 7970940), (10, 7173846), (12, 5978205), (15, 4782564), (18, 3985470), (20, 3586923), (27, 2656980), (29, 2473740), (30, 2391282), (36, 1992735), (45, 1594188), (54, 1328490), (58, 1236870), (60, 1195641), (81, 885660), (87, 824580), (90, 797094), (108, 664245), (116, 618435), (135, 531396), (145, 494748), (162, 442830), (174, 412290), (180, 398547), (243, 295220), (261, 274860), (270, 265698), (290, 247374), (324, 221415), (348, 206145), (405, 177132), (435, 164916), (486, 147610), (509, 140940), (522, 137430), (540, 132849), (580, 123687), (783, 91620), (810, 88566), (870, 82458), (972, 73805), (1018, 70470), (1044, 68715), (1215, 59044), (1305, 54972), (1527, 46980), (1566, 45810), (1620, 44283), (1740, 41229), (2036, 35235), (2349, 30540), (2430, 29522), (2545, 28188), (2610, 27486), (3054, 23490), (3132, 22905), (3915, 18324), (4581, 15660), (4698, 15270), (4860, 14761), (5090, 14094), (5220, 13743), (6108, 11745), (7047, 10180), (7635, 9396), (7830, 9162)]