128097270

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{937}}^1$

素因数の和:995

約数の個数: 144

約数和(自身を含む): 400353408

約数和(自身を除く): 272256138

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 49, 62, 63, 70, 90, 93, 98, 105, 126, 147, 155, 186, 210, 217, 245, 279, 294, 310, 315, 434, 441, 465, 490, 558, 630, 651, 735, 882, 930, 937, 1085, 1302, 1395, 1470, 1519, 1874, 1953, 2170, 2205, 2790, 2811, 3038, 3255, 3906, 4410, 4557, 4685, 5622, 6510, 6559, 7595, 8433, 9114, 9370, 9765, 13118, 13671, 14055, 15190, 16866, 19530, 19677, 22785, 27342, 28110, 29047, 32795, 39354, 42165, 45570, 45913, 58094, 59031, 65590, 68355, 84330, 87141, 91826, 98385, 118062, 136710, 137739, 145235, 174282, 196770, 203329, 229565, 261423, 275478, 290470, 295155, 406658, 413217, 435705, 459130, 522846, 590310, 609987, 688695, 826434, 871410, 1016645, 1219974, 1307115, 1377390, 1423303, 1829961, 2033290, 2066085, 2614230, 2846606, 3049935, 3659922, 4132170, 4269909, 6099870, 7116515, 8539818, 9149805, 12809727, 14233030, 18299610, 21349545, 25619454, 42699090, 64048635, 128097270]

約数ペア:

[(1, 128097270), (2, 64048635), (3, 42699090), (5, 25619454), (6, 21349545), (7, 18299610), (9, 14233030), (10, 12809727), (14, 9149805), (15, 8539818), (18, 7116515), (21, 6099870), (30, 4269909), (31, 4132170), (35, 3659922), (42, 3049935), (45, 2846606), (49, 2614230), (62, 2066085), (63, 2033290), (70, 1829961), (90, 1423303), (93, 1377390), (98, 1307115), (105, 1219974), (126, 1016645), (147, 871410), (155, 826434), (186, 688695), (210, 609987), (217, 590310), (245, 522846), (279, 459130), (294, 435705), (310, 413217), (315, 406658), (434, 295155), (441, 290470), (465, 275478), (490, 261423), (558, 229565), (630, 203329), (651, 196770), (735, 174282), (882, 145235), (930, 137739), (937, 136710), (1085, 118062), (1302, 98385), (1395, 91826), (1470, 87141), (1519, 84330), (1874, 68355), (1953, 65590), (2170, 59031), (2205, 58094), (2790, 45913), (2811, 45570), (3038, 42165), (3255, 39354), (3906, 32795), (4410, 29047), (4557, 28110), (4685, 27342), (5622, 22785), (6510, 19677), (6559, 19530), (7595, 16866), (8433, 15190), (9114, 14055), (9370, 13671), (9765, 13118)]