71851920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2251}}^1$

素因数の和:2293

約数の個数: 160

約数和(自身を含む): 268078080

約数和(自身を除く): 196226160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2251, 2280, 2660, 3192, 3990, 4502, 4560, 5320, 6384, 6753, 7980, 9004, 10640, 11255, 13506, 15757, 15960, 18008, 22510, 27012, 31514, 31920, 33765, 36016, 42769, 45020, 47271, 54024, 63028, 67530, 78785, 85538, 90040, 94542, 108048, 126056, 128307, 135060, 157570, 171076, 180080, 189084, 213845, 236355, 252112, 256614, 270120, 299383, 315140, 342152, 378168, 427690, 472710, 513228, 540240, 598766, 630280, 641535, 684304, 756336, 855380, 898149, 945420, 1026456, 1197532, 1260560, 1283070, 1496915, 1710760, 1796298, 1890840, 2052912, 2395064, 2566140, 2993830, 3421520, 3592596, 3781680, 4490745, 4790128, 5132280, 5987660, 7185192, 8981490, 10264560, 11975320, 14370384, 17962980, 23950640, 35925960, 71851920]

約数ペア:

[(1, 71851920), (2, 35925960), (3, 23950640), (4, 17962980), (5, 14370384), (6, 11975320), (7, 10264560), (8, 8981490), (10, 7185192), (12, 5987660), (14, 5132280), (15, 4790128), (16, 4490745), (19, 3781680), (20, 3592596), (21, 3421520), (24, 2993830), (28, 2566140), (30, 2395064), (35, 2052912), (38, 1890840), (40, 1796298), (42, 1710760), (48, 1496915), (56, 1283070), (57, 1260560), (60, 1197532), (70, 1026456), (76, 945420), (80, 898149), (84, 855380), (95, 756336), (105, 684304), (112, 641535), (114, 630280), (120, 598766), (133, 540240), (140, 513228), (152, 472710), (168, 427690), (190, 378168), (210, 342152), (228, 315140), (240, 299383), (266, 270120), (280, 256614), (285, 252112), (304, 236355), (336, 213845), (380, 189084), (399, 180080), (420, 171076), (456, 157570), (532, 135060), (560, 128307), (570, 126056), (665, 108048), (760, 94542), (798, 90040), (840, 85538), (912, 78785), (1064, 67530), (1140, 63028), (1330, 54024), (1520, 47271), (1596, 45020), (1680, 42769), (1995, 36016), (2128, 33765), (2251, 31920), (2280, 31514), (2660, 27012), (3192, 22510), (3990, 18008), (4502, 15960), (4560, 15757), (5320, 13506), (6384, 11255), (6753, 10640), (7980, 9004)]