87670170

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^2$

素因数の和:185

約数の個数: 144

約数和(自身を含む): 272982528

約数和(自身を除く): 185312358

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 62, 63, 67, 70, 90, 93, 105, 126, 134, 155, 186, 201, 210, 217, 279, 310, 315, 335, 402, 434, 465, 469, 558, 603, 630, 651, 670, 930, 938, 1005, 1085, 1206, 1302, 1395, 1407, 1953, 2010, 2077, 2170, 2345, 2790, 2814, 3015, 3255, 3906, 4154, 4221, 4489, 4690, 6030, 6231, 6510, 7035, 8442, 8978, 9765, 10385, 12462, 13467, 14070, 14539, 18693, 19530, 20770, 21105, 22445, 26934, 29078, 31155, 31423, 37386, 40401, 42210, 43617, 44890, 62310, 62846, 67335, 72695, 80802, 87234, 93465, 94269, 130851, 134670, 139159, 145390, 157115, 186930, 188538, 202005, 218085, 261702, 278318, 282807, 314230, 404010, 417477, 436170, 471345, 565614, 654255, 695795, 834954, 942690, 974113, 1252431, 1308510, 1391590, 1414035, 1948226, 2087385, 2504862, 2828070, 2922339, 4174770, 4870565, 5844678, 6262155, 8767017, 9741130, 12524310, 14611695, 17534034, 29223390, 43835085, 87670170]

約数ペア:

[(1, 87670170), (2, 43835085), (3, 29223390), (5, 17534034), (6, 14611695), (7, 12524310), (9, 9741130), (10, 8767017), (14, 6262155), (15, 5844678), (18, 4870565), (21, 4174770), (30, 2922339), (31, 2828070), (35, 2504862), (42, 2087385), (45, 1948226), (62, 1414035), (63, 1391590), (67, 1308510), (70, 1252431), (90, 974113), (93, 942690), (105, 834954), (126, 695795), (134, 654255), (155, 565614), (186, 471345), (201, 436170), (210, 417477), (217, 404010), (279, 314230), (310, 282807), (315, 278318), (335, 261702), (402, 218085), (434, 202005), (465, 188538), (469, 186930), (558, 157115), (603, 145390), (630, 139159), (651, 134670), (670, 130851), (930, 94269), (938, 93465), (1005, 87234), (1085, 80802), (1206, 72695), (1302, 67335), (1395, 62846), (1407, 62310), (1953, 44890), (2010, 43617), (2077, 42210), (2170, 40401), (2345, 37386), (2790, 31423), (2814, 31155), (3015, 29078), (3255, 26934), (3906, 22445), (4154, 21105), (4221, 20770), (4489, 19530), (4690, 18693), (6030, 14539), (6231, 14070), (6510, 13467), (7035, 12462), (8442, 10385), (8978, 9765)]