128342640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:299

約数の個数: 160

約数和(自身を含む): 415598400

約数和(自身を除く): 287255760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 97, 111, 120, 148, 149, 185, 194, 222, 240, 291, 296, 298, 370, 388, 444, 447, 485, 555, 582, 592, 596, 740, 745, 776, 888, 894, 970, 1110, 1164, 1192, 1455, 1480, 1490, 1552, 1776, 1788, 1940, 2220, 2235, 2328, 2384, 2910, 2960, 2980, 3576, 3589, 3880, 4440, 4470, 4656, 5513, 5820, 5960, 7152, 7178, 7760, 8880, 8940, 10767, 11026, 11640, 11920, 14356, 14453, 16539, 17880, 17945, 21534, 22052, 23280, 27565, 28712, 28906, 33078, 35760, 35890, 43068, 43359, 44104, 53835, 55130, 57424, 57812, 66156, 71780, 72265, 82695, 86136, 86718, 88208, 107670, 110260, 115624, 132312, 143560, 144530, 165390, 172272, 173436, 215340, 216795, 220520, 231248, 264624, 287120, 289060, 330780, 346872, 430680, 433590, 441040, 534761, 578120, 661560, 693744, 861360, 867180, 1069522, 1156240, 1323120, 1604283, 1734360, 2139044, 2673805, 3208566, 3468720, 4278088, 5347610, 6417132, 8021415, 8556176, 10695220, 12834264, 16042830, 21390440, 25668528, 32085660, 42780880, 64171320, 128342640]

約数ペア:

[(1, 128342640), (2, 64171320), (3, 42780880), (4, 32085660), (5, 25668528), (6, 21390440), (8, 16042830), (10, 12834264), (12, 10695220), (15, 8556176), (16, 8021415), (20, 6417132), (24, 5347610), (30, 4278088), (37, 3468720), (40, 3208566), (48, 2673805), (60, 2139044), (74, 1734360), (80, 1604283), (97, 1323120), (111, 1156240), (120, 1069522), (148, 867180), (149, 861360), (185, 693744), (194, 661560), (222, 578120), (240, 534761), (291, 441040), (296, 433590), (298, 430680), (370, 346872), (388, 330780), (444, 289060), (447, 287120), (485, 264624), (555, 231248), (582, 220520), (592, 216795), (596, 215340), (740, 173436), (745, 172272), (776, 165390), (888, 144530), (894, 143560), (970, 132312), (1110, 115624), (1164, 110260), (1192, 107670), (1455, 88208), (1480, 86718), (1490, 86136), (1552, 82695), (1776, 72265), (1788, 71780), (1940, 66156), (2220, 57812), (2235, 57424), (2328, 55130), (2384, 53835), (2910, 44104), (2960, 43359), (2980, 43068), (3576, 35890), (3589, 35760), (3880, 33078), (4440, 28906), (4470, 28712), (4656, 27565), (5513, 23280), (5820, 22052), (5960, 21534), (7152, 17945), (7178, 17880), (7760, 16539), (8880, 14453), (8940, 14356), (10767, 11920), (11026, 11640)]