212785860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{277}}^1$

素因数の和:386

約数の個数: 192

約数和(自身を含む): 717373440

約数和(自身を除く): 504587580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 59, 60, 62, 70, 84, 93, 105, 118, 124, 140, 155, 177, 186, 210, 217, 236, 277, 295, 310, 354, 372, 413, 420, 434, 465, 554, 590, 620, 651, 708, 826, 831, 868, 885, 930, 1085, 1108, 1180, 1239, 1302, 1385, 1652, 1662, 1770, 1829, 1860, 1939, 2065, 2170, 2478, 2604, 2770, 3255, 3324, 3540, 3658, 3878, 4130, 4155, 4340, 4956, 5487, 5540, 5817, 6195, 6510, 7316, 7756, 8260, 8310, 8587, 9145, 9695, 10974, 11634, 12390, 12803, 13020, 16343, 16620, 17174, 18290, 19390, 21948, 23268, 24780, 25606, 25761, 27435, 29085, 32686, 34348, 36580, 38409, 38780, 42935, 49029, 51212, 51522, 54870, 58170, 60109, 64015, 65372, 76818, 81715, 85870, 98058, 103044, 109740, 114401, 116340, 120218, 128030, 128805, 153636, 163430, 171740, 180327, 192045, 196116, 228802, 240436, 245145, 256060, 257610, 300545, 326860, 343203, 360654, 384090, 457604, 490290, 506633, 515220, 572005, 601090, 686406, 721308, 768180, 901635, 980580, 1013266, 1144010, 1202180, 1372812, 1519899, 1716015, 1803270, 2026532, 2288020, 2533165, 3039798, 3432030, 3546431, 3606540, 5066330, 6079596, 6864060, 7092862, 7599495, 10132660, 10639293, 14185724, 15198990, 17732155, 21278586, 30397980, 35464310, 42557172, 53196465, 70928620, 106392930, 212785860]

約数ペア:

[(1, 212785860), (2, 106392930), (3, 70928620), (4, 53196465), (5, 42557172), (6, 35464310), (7, 30397980), (10, 21278586), (12, 17732155), (14, 15198990), (15, 14185724), (20, 10639293), (21, 10132660), (28, 7599495), (30, 7092862), (31, 6864060), (35, 6079596), (42, 5066330), (59, 3606540), (60, 3546431), (62, 3432030), (70, 3039798), (84, 2533165), (93, 2288020), (105, 2026532), (118, 1803270), (124, 1716015), (140, 1519899), (155, 1372812), (177, 1202180), (186, 1144010), (210, 1013266), (217, 980580), (236, 901635), (277, 768180), (295, 721308), (310, 686406), (354, 601090), (372, 572005), (413, 515220), (420, 506633), (434, 490290), (465, 457604), (554, 384090), (590, 360654), (620, 343203), (651, 326860), (708, 300545), (826, 257610), (831, 256060), (868, 245145), (885, 240436), (930, 228802), (1085, 196116), (1108, 192045), (1180, 180327), (1239, 171740), (1302, 163430), (1385, 153636), (1652, 128805), (1662, 128030), (1770, 120218), (1829, 116340), (1860, 114401), (1939, 109740), (2065, 103044), (2170, 98058), (2478, 85870), (2604, 81715), (2770, 76818), (3255, 65372), (3324, 64015), (3540, 60109), (3658, 58170), (3878, 54870), (4130, 51522), (4155, 51212), (4340, 49029), (4956, 42935), (5487, 38780), (5540, 38409), (5817, 36580), (6195, 34348), (6510, 32686), (7316, 29085), (7756, 27435), (8260, 25761), (8310, 25606), (8587, 24780), (9145, 23268), (9695, 21948), (10974, 19390), (11634, 18290), (12390, 17174), (12803, 16620), (13020, 16343)]