251427120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1453}}^1$

素因数の和:1579

約数の個数: 160

約数和(自身を含む): 900037632

約数和(自身を除く): 648610512

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, 56, 60, 70, 80, 84, 103, 105, 112, 120, 140, 168, 206, 210, 240, 280, 309, 336, 412, 420, 515, 560, 618, 721, 824, 840, 1030, 1236, 1442, 1453, 1545, 1648, 1680, 2060, 2163, 2472, 2884, 2906, 3090, 3605, 4120, 4326, 4359, 4944, 5768, 5812, 6180, 7210, 7265, 8240, 8652, 8718, 10171, 10815, 11536, 11624, 12360, 14420, 14530, 17304, 17436, 20342, 21630, 21795, 23248, 24720, 28840, 29060, 30513, 34608, 34872, 40684, 43260, 43590, 50855, 57680, 58120, 61026, 69744, 81368, 86520, 87180, 101710, 116240, 122052, 149659, 152565, 162736, 173040, 174360, 203420, 244104, 299318, 305130, 348720, 406840, 448977, 488208, 598636, 610260, 748295, 813680, 897954, 1047613, 1197272, 1220520, 1496590, 1795908, 2095226, 2244885, 2394544, 2441040, 2993180, 3142839, 3591816, 4190452, 4489770, 5238065, 5986360, 6285678, 7183632, 8380904, 8979540, 10476130, 11972720, 12571356, 15714195, 16761808, 17959080, 20952260, 25142712, 31428390, 35918160, 41904520, 50285424, 62856780, 83809040, 125713560, 251427120]

約数ペア:

[(1, 251427120), (2, 125713560), (3, 83809040), (4, 62856780), (5, 50285424), (6, 41904520), (7, 35918160), (8, 31428390), (10, 25142712), (12, 20952260), (14, 17959080), (15, 16761808), (16, 15714195), (20, 12571356), (21, 11972720), (24, 10476130), (28, 8979540), (30, 8380904), (35, 7183632), (40, 6285678), (42, 5986360), (48, 5238065), (56, 4489770), (60, 4190452), (70, 3591816), (80, 3142839), (84, 2993180), (103, 2441040), (105, 2394544), (112, 2244885), (120, 2095226), (140, 1795908), (168, 1496590), (206, 1220520), (210, 1197272), (240, 1047613), (280, 897954), (309, 813680), (336, 748295), (412, 610260), (420, 598636), (515, 488208), (560, 448977), (618, 406840), (721, 348720), (824, 305130), (840, 299318), (1030, 244104), (1236, 203420), (1442, 174360), (1453, 173040), (1545, 162736), (1648, 152565), (1680, 149659), (2060, 122052), (2163, 116240), (2472, 101710), (2884, 87180), (2906, 86520), (3090, 81368), (3605, 69744), (4120, 61026), (4326, 58120), (4359, 57680), (4944, 50855), (5768, 43590), (5812, 43260), (6180, 40684), (7210, 34872), (7265, 34608), (8240, 30513), (8652, 29060), (8718, 28840), (10171, 24720), (10815, 23248), (11536, 21795), (11624, 21630), (12360, 20342), (14420, 17436), (14530, 17304)]