171512460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4391}}^1$

素因数の和:4444

約数の個数: 144

約数和(自身を含む): 613896192

約数和(自身を除く): 442383732

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3906, 4340, 4391, 5580, 6510, 7812, 8782, 9765, 13020, 13173, 17564, 19530, 21955, 26346, 30737, 39060, 39519, 43910, 52692, 61474, 65865, 79038, 87820, 92211, 122948, 131730, 136121, 153685, 158076, 184422, 197595, 263460, 272242, 276633, 307370, 368844, 395190, 408363, 461055, 544484, 553266, 614740, 680605, 790380, 816726, 922110, 952847, 1106532, 1225089, 1361210, 1383165, 1633452, 1844220, 1905694, 2041815, 2450178, 2722420, 2766330, 2858541, 3811388, 4083630, 4764235, 4900356, 5532660, 5717082, 6125445, 8167260, 8575623, 9528470, 11434164, 12250890, 14292705, 17151246, 19056940, 24501780, 28585410, 34302492, 42878115, 57170820, 85756230, 171512460]

約数ペア:

[(1, 171512460), (2, 85756230), (3, 57170820), (4, 42878115), (5, 34302492), (6, 28585410), (7, 24501780), (9, 19056940), (10, 17151246), (12, 14292705), (14, 12250890), (15, 11434164), (18, 9528470), (20, 8575623), (21, 8167260), (28, 6125445), (30, 5717082), (31, 5532660), (35, 4900356), (36, 4764235), (42, 4083630), (45, 3811388), (60, 2858541), (62, 2766330), (63, 2722420), (70, 2450178), (84, 2041815), (90, 1905694), (93, 1844220), (105, 1633452), (124, 1383165), (126, 1361210), (140, 1225089), (155, 1106532), (180, 952847), (186, 922110), (210, 816726), (217, 790380), (252, 680605), (279, 614740), (310, 553266), (315, 544484), (372, 461055), (420, 408363), (434, 395190), (465, 368844), (558, 307370), (620, 276633), (630, 272242), (651, 263460), (868, 197595), (930, 184422), (1085, 158076), (1116, 153685), (1260, 136121), (1302, 131730), (1395, 122948), (1860, 92211), (1953, 87820), (2170, 79038), (2604, 65865), (2790, 61474), (3255, 52692), (3906, 43910), (4340, 39519), (4391, 39060), (5580, 30737), (6510, 26346), (7812, 21955), (8782, 19530), (9765, 17564), (13020, 13173)]