201719580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 609356160

約数和(自身を除く): 407636580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 67, 76, 95, 114, 134, 139, 190, 201, 228, 268, 278, 285, 335, 361, 380, 402, 417, 556, 570, 670, 695, 722, 804, 834, 1005, 1083, 1140, 1273, 1340, 1390, 1444, 1668, 1805, 2010, 2085, 2166, 2546, 2641, 2780, 3610, 3819, 4020, 4170, 4332, 5092, 5282, 5415, 6365, 7220, 7638, 7923, 8340, 9313, 10564, 10830, 12730, 13205, 15276, 15846, 18626, 19095, 21660, 24187, 25460, 26410, 27939, 31692, 37252, 38190, 39615, 46565, 48374, 50179, 52820, 55878, 72561, 76380, 79230, 93130, 96748, 100358, 111756, 120935, 139695, 145122, 150537, 158460, 176947, 186260, 200716, 241870, 250895, 279390, 290244, 301074, 353894, 362805, 483740, 501790, 530841, 558780, 602148, 707788, 725610, 752685, 884735, 1003580, 1061682, 1451220, 1505370, 1769470, 2123364, 2654205, 3010740, 3361993, 3538940, 5308410, 6723986, 10085979, 10616820, 13447972, 16809965, 20171958, 33619930, 40343916, 50429895, 67239860, 100859790, 201719580]

約数ペア:

[(1, 201719580), (2, 100859790), (3, 67239860), (4, 50429895), (5, 40343916), (6, 33619930), (10, 20171958), (12, 16809965), (15, 13447972), (19, 10616820), (20, 10085979), (30, 6723986), (38, 5308410), (57, 3538940), (60, 3361993), (67, 3010740), (76, 2654205), (95, 2123364), (114, 1769470), (134, 1505370), (139, 1451220), (190, 1061682), (201, 1003580), (228, 884735), (268, 752685), (278, 725610), (285, 707788), (335, 602148), (361, 558780), (380, 530841), (402, 501790), (417, 483740), (556, 362805), (570, 353894), (670, 301074), (695, 290244), (722, 279390), (804, 250895), (834, 241870), (1005, 200716), (1083, 186260), (1140, 176947), (1273, 158460), (1340, 150537), (1390, 145122), (1444, 139695), (1668, 120935), (1805, 111756), (2010, 100358), (2085, 96748), (2166, 93130), (2546, 79230), (2641, 76380), (2780, 72561), (3610, 55878), (3819, 52820), (4020, 50179), (4170, 48374), (4332, 46565), (5092, 39615), (5282, 38190), (5415, 37252), (6365, 31692), (7220, 27939), (7638, 26410), (7923, 25460), (8340, 24187), (9313, 21660), (10564, 19095), (10830, 18626), (12730, 15846), (13205, 15276)]