7870590

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2$

素因数の和:95

約数の個数: 144

約数和(自身を含む): 26024544

約数和(自身を除く): 18153954

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 31, 35, 39, 42, 45, 62, 63, 65, 70, 78, 90, 91, 93, 105, 117, 126, 130, 155, 182, 186, 195, 210, 217, 234, 273, 279, 310, 315, 390, 403, 434, 455, 465, 546, 558, 585, 630, 651, 806, 819, 910, 930, 961, 1085, 1170, 1209, 1302, 1365, 1395, 1638, 1922, 1953, 2015, 2170, 2418, 2730, 2790, 2821, 2883, 3255, 3627, 3906, 4030, 4095, 4805, 5642, 5766, 6045, 6510, 6727, 7254, 8190, 8463, 8649, 9610, 9765, 12090, 12493, 13454, 14105, 14415, 16926, 17298, 18135, 19530, 20181, 24986, 25389, 28210, 28830, 33635, 36270, 37479, 40362, 42315, 43245, 50778, 60543, 62465, 67270, 74958, 84630, 86490, 87451, 100905, 112437, 121086, 124930, 126945, 174902, 187395, 201810, 224874, 253890, 262353, 302715, 374790, 437255, 524706, 562185, 605430, 787059, 874510, 1124370, 1311765, 1574118, 2623530, 3935295, 7870590]

約数ペア:

[(1, 7870590), (2, 3935295), (3, 2623530), (5, 1574118), (6, 1311765), (7, 1124370), (9, 874510), (10, 787059), (13, 605430), (14, 562185), (15, 524706), (18, 437255), (21, 374790), (26, 302715), (30, 262353), (31, 253890), (35, 224874), (39, 201810), (42, 187395), (45, 174902), (62, 126945), (63, 124930), (65, 121086), (70, 112437), (78, 100905), (90, 87451), (91, 86490), (93, 84630), (105, 74958), (117, 67270), (126, 62465), (130, 60543), (155, 50778), (182, 43245), (186, 42315), (195, 40362), (210, 37479), (217, 36270), (234, 33635), (273, 28830), (279, 28210), (310, 25389), (315, 24986), (390, 20181), (403, 19530), (434, 18135), (455, 17298), (465, 16926), (546, 14415), (558, 14105), (585, 13454), (630, 12493), (651, 12090), (806, 9765), (819, 9610), (910, 8649), (930, 8463), (961, 8190), (1085, 7254), (1170, 6727), (1209, 6510), (1302, 6045), (1365, 5766), (1395, 5642), (1638, 4805), (1922, 4095), (1953, 4030), (2015, 3906), (2170, 3627), (2418, 3255), (2730, 2883), (2790, 2821)]