131461380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4271}}^1$

素因数の和:4311

約数の個数: 120

約数和(自身を含む): 434206080

約数和(自身を除く): 302744700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 380, 405, 513, 540, 570, 684, 810, 855, 1026, 1140, 1539, 1620, 1710, 2052, 2565, 3078, 3420, 4271, 5130, 6156, 7695, 8542, 10260, 12813, 15390, 17084, 21355, 25626, 30780, 38439, 42710, 51252, 64065, 76878, 81149, 85420, 115317, 128130, 153756, 162298, 192195, 230634, 243447, 256260, 324596, 345951, 384390, 405745, 461268, 486894, 576585, 691902, 730341, 768780, 811490, 973788, 1153170, 1217235, 1383804, 1460682, 1622980, 1729755, 2191023, 2306340, 2434470, 2921364, 3459510, 3651705, 4382046, 4868940, 6573069, 6919020, 7303410, 8764092, 10955115, 13146138, 14606820, 21910230, 26292276, 32865345, 43820460, 65730690, 131461380]

約数ペア:

[(1, 131461380), (2, 65730690), (3, 43820460), (4, 32865345), (5, 26292276), (6, 21910230), (9, 14606820), (10, 13146138), (12, 10955115), (15, 8764092), (18, 7303410), (19, 6919020), (20, 6573069), (27, 4868940), (30, 4382046), (36, 3651705), (38, 3459510), (45, 2921364), (54, 2434470), (57, 2306340), (60, 2191023), (76, 1729755), (81, 1622980), (90, 1460682), (95, 1383804), (108, 1217235), (114, 1153170), (135, 973788), (162, 811490), (171, 768780), (180, 730341), (190, 691902), (228, 576585), (270, 486894), (285, 461268), (324, 405745), (342, 384390), (380, 345951), (405, 324596), (513, 256260), (540, 243447), (570, 230634), (684, 192195), (810, 162298), (855, 153756), (1026, 128130), (1140, 115317), (1539, 85420), (1620, 81149), (1710, 76878), (2052, 64065), (2565, 51252), (3078, 42710), (3420, 38439), (4271, 30780), (5130, 25626), (6156, 21355), (7695, 17084), (8542, 15390), (10260, 12813)]