16869780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 56019600

約数和(自身を除く): 39149820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 37, 45, 51, 60, 68, 74, 85, 90, 102, 111, 148, 149, 153, 170, 180, 185, 204, 222, 255, 298, 306, 333, 340, 370, 444, 447, 510, 555, 596, 612, 629, 666, 740, 745, 765, 894, 1020, 1110, 1258, 1332, 1341, 1490, 1530, 1665, 1788, 1887, 2220, 2235, 2516, 2533, 2682, 2980, 3060, 3145, 3330, 3774, 4470, 5066, 5364, 5513, 5661, 6290, 6660, 6705, 7548, 7599, 8940, 9435, 10132, 11026, 11322, 12580, 12665, 13410, 15198, 16539, 18870, 22052, 22644, 22797, 25330, 26820, 27565, 28305, 30396, 33078, 37740, 37995, 45594, 49617, 50660, 55130, 56610, 66156, 75990, 82695, 91188, 93721, 99234, 110260, 113220, 113985, 151980, 165390, 187442, 198468, 227970, 248085, 281163, 330780, 374884, 455940, 468605, 496170, 562326, 843489, 937210, 992340, 1124652, 1405815, 1686978, 1874420, 2811630, 3373956, 4217445, 5623260, 8434890, 16869780]

約数ペア:

[(1, 16869780), (2, 8434890), (3, 5623260), (4, 4217445), (5, 3373956), (6, 2811630), (9, 1874420), (10, 1686978), (12, 1405815), (15, 1124652), (17, 992340), (18, 937210), (20, 843489), (30, 562326), (34, 496170), (36, 468605), (37, 455940), (45, 374884), (51, 330780), (60, 281163), (68, 248085), (74, 227970), (85, 198468), (90, 187442), (102, 165390), (111, 151980), (148, 113985), (149, 113220), (153, 110260), (170, 99234), (180, 93721), (185, 91188), (204, 82695), (222, 75990), (255, 66156), (298, 56610), (306, 55130), (333, 50660), (340, 49617), (370, 45594), (444, 37995), (447, 37740), (510, 33078), (555, 30396), (596, 28305), (612, 27565), (629, 26820), (666, 25330), (740, 22797), (745, 22644), (765, 22052), (894, 18870), (1020, 16539), (1110, 15198), (1258, 13410), (1332, 12665), (1341, 12580), (1490, 11322), (1530, 11026), (1665, 10132), (1788, 9435), (1887, 8940), (2220, 7599), (2235, 7548), (2516, 6705), (2533, 6660), (2682, 6290), (2980, 5661), (3060, 5513), (3145, 5364), (3330, 5066), (3774, 4470)]