31611060

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:132

約数の個数: 240

約数和(自身を含む): 113836800

約数和(自身を除く): 82225740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 79, 81, 90, 95, 108, 114, 117, 130, 135, 156, 158, 162, 171, 180, 190, 195, 228, 234, 237, 247, 260, 270, 285, 316, 324, 342, 351, 380, 390, 395, 405, 468, 474, 494, 513, 540, 570, 585, 684, 702, 711, 741, 780, 790, 810, 855, 948, 988, 1026, 1027, 1053, 1140, 1170, 1185, 1235, 1404, 1422, 1482, 1501, 1539, 1580, 1620, 1710, 1755, 2052, 2054, 2106, 2133, 2223, 2340, 2370, 2470, 2565, 2844, 2964, 3002, 3078, 3081, 3420, 3510, 3555, 3705, 4108, 4212, 4266, 4446, 4503, 4740, 4940, 5130, 5135, 5265, 6004, 6156, 6162, 6399, 6669, 7020, 7110, 7410, 7505, 7695, 8532, 8892, 9006, 9243, 10260, 10270, 10530, 10665, 11115, 12324, 12798, 13338, 13509, 14220, 14820, 15010, 15390, 15405, 18012, 18486, 19513, 20007, 20540, 21060, 21330, 22230, 22515, 25596, 26676, 27018, 27729, 30020, 30780, 30810, 31995, 33345, 36972, 39026, 40014, 40527, 42660, 44460, 45030, 46215, 54036, 55458, 58539, 61620, 63990, 66690, 67545, 78052, 80028, 81054, 83187, 90060, 92430, 97565, 100035, 110916, 117078, 121581, 127980, 133380, 135090, 138645, 162108, 166374, 175617, 184860, 195130, 200070, 202635, 234156, 243162, 270180, 277290, 292695, 332748, 351234, 390260, 400140, 405270, 415935, 486324, 526851, 554580, 585390, 607905, 702468, 810540, 831870, 878085, 1053702, 1170780, 1215810, 1580553, 1663740, 1756170, 2107404, 2431620, 2634255, 3161106, 3512340, 5268510, 6322212, 7902765, 10537020, 15805530, 31611060]

約数ペア:

[(1, 31611060), (2, 15805530), (3, 10537020), (4, 7902765), (5, 6322212), (6, 5268510), (9, 3512340), (10, 3161106), (12, 2634255), (13, 2431620), (15, 2107404), (18, 1756170), (19, 1663740), (20, 1580553), (26, 1215810), (27, 1170780), (30, 1053702), (36, 878085), (38, 831870), (39, 810540), (45, 702468), (52, 607905), (54, 585390), (57, 554580), (60, 526851), (65, 486324), (76, 415935), (78, 405270), (79, 400140), (81, 390260), (90, 351234), (95, 332748), (108, 292695), (114, 277290), (117, 270180), (130, 243162), (135, 234156), (156, 202635), (158, 200070), (162, 195130), (171, 184860), (180, 175617), (190, 166374), (195, 162108), (228, 138645), (234, 135090), (237, 133380), (247, 127980), (260, 121581), (270, 117078), (285, 110916), (316, 100035), (324, 97565), (342, 92430), (351, 90060), (380, 83187), (390, 81054), (395, 80028), (405, 78052), (468, 67545), (474, 66690), (494, 63990), (513, 61620), (540, 58539), (570, 55458), (585, 54036), (684, 46215), (702, 45030), (711, 44460), (741, 42660), (780, 40527), (790, 40014), (810, 39026), (855, 36972), (948, 33345), (988, 31995), (1026, 30810), (1027, 30780), (1053, 30020), (1140, 27729), (1170, 27018), (1185, 26676), (1235, 25596), (1404, 22515), (1422, 22230), (1482, 21330), (1501, 21060), (1539, 20540), (1580, 20007), (1620, 19513), (1710, 18486), (1755, 18012), (2052, 15405), (2054, 15390), (2106, 15010), (2133, 14820), (2223, 14220), (2340, 13509), (2370, 13338), (2470, 12798), (2565, 12324), (2844, 11115), (2964, 10665), (3002, 10530), (3078, 10270), (3081, 10260), (3420, 9243), (3510, 9006), (3555, 8892), (3705, 8532), (4108, 7695), (4212, 7505), (4266, 7410), (4446, 7110), (4503, 7020), (4740, 6669), (4940, 6399), (5130, 6162), (5135, 6156), (5265, 6004)]