8065890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:117

約数の個数: 144

約数和(自身を含む): 25608960

約数和(自身を除く): 17543070

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 49, 59, 62, 63, 70, 90, 93, 98, 105, 118, 126, 147, 155, 177, 186, 210, 217, 245, 279, 294, 295, 310, 315, 354, 413, 434, 441, 465, 490, 531, 558, 590, 630, 651, 735, 826, 882, 885, 930, 1062, 1085, 1239, 1302, 1395, 1470, 1519, 1770, 1829, 1953, 2065, 2170, 2205, 2478, 2655, 2790, 2891, 3038, 3255, 3658, 3717, 3906, 4130, 4410, 4557, 5310, 5487, 5782, 6195, 6510, 7434, 7595, 8673, 9114, 9145, 9765, 10974, 12390, 12803, 13671, 14455, 15190, 16461, 17346, 18290, 18585, 19530, 22785, 25606, 26019, 27342, 27435, 28910, 32922, 37170, 38409, 43365, 45570, 52038, 54870, 64015, 68355, 76818, 82305, 86730, 89621, 115227, 128030, 130095, 136710, 164610, 179242, 192045, 230454, 260190, 268863, 384090, 448105, 537726, 576135, 806589, 896210, 1152270, 1344315, 1613178, 2688630, 4032945, 8065890]

約数ペア:

[(1, 8065890), (2, 4032945), (3, 2688630), (5, 1613178), (6, 1344315), (7, 1152270), (9, 896210), (10, 806589), (14, 576135), (15, 537726), (18, 448105), (21, 384090), (30, 268863), (31, 260190), (35, 230454), (42, 192045), (45, 179242), (49, 164610), (59, 136710), (62, 130095), (63, 128030), (70, 115227), (90, 89621), (93, 86730), (98, 82305), (105, 76818), (118, 68355), (126, 64015), (147, 54870), (155, 52038), (177, 45570), (186, 43365), (210, 38409), (217, 37170), (245, 32922), (279, 28910), (294, 27435), (295, 27342), (310, 26019), (315, 25606), (354, 22785), (413, 19530), (434, 18585), (441, 18290), (465, 17346), (490, 16461), (531, 15190), (558, 14455), (590, 13671), (630, 12803), (651, 12390), (735, 10974), (826, 9765), (882, 9145), (885, 9114), (930, 8673), (1062, 7595), (1085, 7434), (1239, 6510), (1302, 6195), (1395, 5782), (1470, 5487), (1519, 5310), (1770, 4557), (1829, 4410), (1953, 4130), (2065, 3906), (2170, 3717), (2205, 3658), (2478, 3255), (2655, 3038), (2790, 2891)]