247112880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{21013}}^1$

素因数の和:21043

約数の個数: 120

約数和(自身を含む): 891161712

約数和(自身を除く): 644048832

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 21013, 42026, 63039, 84052, 105065, 126078, 147091, 168104, 210130, 252156, 294182, 315195, 336208, 420260, 441273, 504312, 588364, 630390, 735455, 840520, 882546, 1008624, 1029637, 1176728, 1260780, 1470910, 1681040, 1765092, 2059274, 2206365, 2353456, 2521560, 2941820, 3088911, 3530184, 4118548, 4412730, 5043120, 5148185, 5883640, 6177822, 7060368, 8237096, 8825460, 10296370, 11767280, 12355644, 15444555, 16474192, 17650920, 20592740, 24711288, 30889110, 35301840, 41185480, 49422576, 61778220, 82370960, 123556440, 247112880]

約数ペア:

[(1, 247112880), (2, 123556440), (3, 82370960), (4, 61778220), (5, 49422576), (6, 41185480), (7, 35301840), (8, 30889110), (10, 24711288), (12, 20592740), (14, 17650920), (15, 16474192), (16, 15444555), (20, 12355644), (21, 11767280), (24, 10296370), (28, 8825460), (30, 8237096), (35, 7060368), (40, 6177822), (42, 5883640), (48, 5148185), (49, 5043120), (56, 4412730), (60, 4118548), (70, 3530184), (80, 3088911), (84, 2941820), (98, 2521560), (105, 2353456), (112, 2206365), (120, 2059274), (140, 1765092), (147, 1681040), (168, 1470910), (196, 1260780), (210, 1176728), (240, 1029637), (245, 1008624), (280, 882546), (294, 840520), (336, 735455), (392, 630390), (420, 588364), (490, 504312), (560, 441273), (588, 420260), (735, 336208), (784, 315195), (840, 294182), (980, 252156), (1176, 210130), (1470, 168104), (1680, 147091), (1960, 126078), (2352, 105065), (2940, 84052), (3920, 63039), (5880, 42026), (11760, 21013)]