145212420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{439}}^1$

素因数の和:637

約数の個数: 96

約数和(自身を含む): 421344000

約数和(自身を除く): 276131580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 149, 185, 222, 298, 370, 439, 444, 447, 555, 596, 740, 745, 878, 894, 1110, 1317, 1490, 1756, 1788, 2195, 2220, 2235, 2634, 2980, 4390, 4470, 5268, 5513, 6585, 8780, 8940, 11026, 13170, 16243, 16539, 22052, 26340, 27565, 32486, 33078, 48729, 55130, 64972, 65411, 66156, 81215, 82695, 97458, 110260, 130822, 162430, 165390, 194916, 196233, 243645, 261644, 324860, 327055, 330780, 392466, 487290, 654110, 784932, 974580, 981165, 1308220, 1962330, 2420207, 3924660, 4840414, 7260621, 9680828, 12101035, 14521242, 24202070, 29042484, 36303105, 48404140, 72606210, 145212420]

約数ペア:

[(1, 145212420), (2, 72606210), (3, 48404140), (4, 36303105), (5, 29042484), (6, 24202070), (10, 14521242), (12, 12101035), (15, 9680828), (20, 7260621), (30, 4840414), (37, 3924660), (60, 2420207), (74, 1962330), (111, 1308220), (148, 981165), (149, 974580), (185, 784932), (222, 654110), (298, 487290), (370, 392466), (439, 330780), (444, 327055), (447, 324860), (555, 261644), (596, 243645), (740, 196233), (745, 194916), (878, 165390), (894, 162430), (1110, 130822), (1317, 110260), (1490, 97458), (1756, 82695), (1788, 81215), (2195, 66156), (2220, 65411), (2235, 64972), (2634, 55130), (2980, 48729), (4390, 33078), (4470, 32486), (5268, 27565), (5513, 26340), (6585, 22052), (8780, 16539), (8940, 16243), (11026, 13170)]