208060620

素因数分解:

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

素因数の和:252

約数の個数: 144

約数和(自身を含む): 638215200

約数和(自身を除く): 430154580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 37, 51, 60, 68, 74, 85, 102, 111, 148, 149, 170, 185, 204, 222, 255, 298, 340, 370, 444, 447, 510, 555, 596, 629, 740, 745, 894, 1020, 1110, 1258, 1369, 1490, 1788, 1887, 2220, 2235, 2516, 2533, 2738, 2980, 3145, 3774, 4107, 4470, 5066, 5476, 5513, 6290, 6845, 7548, 7599, 8214, 8940, 9435, 10132, 11026, 12580, 12665, 13690, 15198, 16428, 16539, 18870, 20535, 22052, 23273, 25330, 27380, 27565, 30396, 33078, 37740, 37995, 41070, 46546, 50660, 55130, 66156, 69819, 75990, 82140, 82695, 93092, 93721, 110260, 116365, 139638, 151980, 165390, 187442, 203981, 232730, 279276, 281163, 330780, 349095, 374884, 407962, 465460, 468605, 562326, 611943, 698190, 815924, 937210, 1019905, 1124652, 1223886, 1396380, 1405815, 1874420, 2039810, 2447772, 2811630, 3059715, 3467677, 4079620, 5623260, 6119430, 6935354, 10403031, 12238860, 13870708, 17338385, 20806062, 34676770, 41612124, 52015155, 69353540, 104030310, 208060620]

約数ペア:

[(1, 208060620), (2, 104030310), (3, 69353540), (4, 52015155), (5, 41612124), (6, 34676770), (10, 20806062), (12, 17338385), (15, 13870708), (17, 12238860), (20, 10403031), (30, 6935354), (34, 6119430), (37, 5623260), (51, 4079620), (60, 3467677), (68, 3059715), (74, 2811630), (85, 2447772), (102, 2039810), (111, 1874420), (148, 1405815), (149, 1396380), (170, 1223886), (185, 1124652), (204, 1019905), (222, 937210), (255, 815924), (298, 698190), (340, 611943), (370, 562326), (444, 468605), (447, 465460), (510, 407962), (555, 374884), (596, 349095), (629, 330780), (740, 281163), (745, 279276), (894, 232730), (1020, 203981), (1110, 187442), (1258, 165390), (1369, 151980), (1490, 139638), (1788, 116365), (1887, 110260), (2220, 93721), (2235, 93092), (2516, 82695), (2533, 82140), (2738, 75990), (2980, 69819), (3145, 66156), (3774, 55130), (4107, 50660), (4470, 46546), (5066, 41070), (5476, 37995), (5513, 37740), (6290, 33078), (6845, 30396), (7548, 27565), (7599, 27380), (8214, 25330), (8940, 23273), (9435, 22052), (10132, 20535), (11026, 18870), (12580, 16539), (12665, 16428), (13690, 15198)]