2012197740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{383}}^1\times {\mathrm{1787}}^1$

素因数の和:2196

約数の個数: 144

約数和(自身を含む): 6574804992

約数和(自身を除く): 4562607252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 383, 420, 490, 588, 735, 766, 980, 1149, 1470, 1532, 1787, 1915, 2298, 2681, 2940, 3574, 3830, 4596, 5361, 5362, 5745, 7148, 7660, 8043, 8935, 10722, 10724, 11490, 12509, 13405, 16086, 17870, 18767, 21444, 22980, 25018, 26805, 26810, 32172, 35740, 37527, 37534, 40215, 50036, 53610, 53620, 56301, 62545, 75054, 75068, 80430, 87563, 93835, 107220, 112602, 125090, 150108, 160860, 175126, 187635, 187670, 225204, 250180, 262689, 281505, 350252, 375270, 375340, 437815, 525378, 563010, 684421, 750540, 875630, 1050756, 1126020, 1313445, 1368842, 1751260, 2053263, 2626890, 2737684, 3422105, 4106526, 4790947, 5253780, 6844210, 8213052, 9581894, 10266315, 13688420, 14372841, 19163788, 20532630, 23954735, 28745682, 33536629, 41065260, 47909470, 57491364, 67073258, 71864205, 95818940, 100609887, 134146516, 143728410, 167683145, 201219774, 287456820, 335366290, 402439548, 503049435, 670732580, 1006098870, 2012197740]

約数ペア:

[(1, 2012197740), (2, 1006098870), (3, 670732580), (4, 503049435), (5, 402439548), (6, 335366290), (7, 287456820), (10, 201219774), (12, 167683145), (14, 143728410), (15, 134146516), (20, 100609887), (21, 95818940), (28, 71864205), (30, 67073258), (35, 57491364), (42, 47909470), (49, 41065260), (60, 33536629), (70, 28745682), (84, 23954735), (98, 20532630), (105, 19163788), (140, 14372841), (147, 13688420), (196, 10266315), (210, 9581894), (245, 8213052), (294, 6844210), (383, 5253780), (420, 4790947), (490, 4106526), (588, 3422105), (735, 2737684), (766, 2626890), (980, 2053263), (1149, 1751260), (1470, 1368842), (1532, 1313445), (1787, 1126020), (1915, 1050756), (2298, 875630), (2681, 750540), (2940, 684421), (3574, 563010), (3830, 525378), (4596, 437815), (5361, 375340), (5362, 375270), (5745, 350252), (7148, 281505), (7660, 262689), (8043, 250180), (8935, 225204), (10722, 187670), (10724, 187635), (11490, 175126), (12509, 160860), (13405, 150108), (16086, 125090), (17870, 112602), (18767, 107220), (21444, 93835), (22980, 87563), (25018, 80430), (26805, 75068), (26810, 75054), (32172, 62545), (35740, 56301), (37527, 53620), (37534, 53610), (40215, 50036)]