217420416

素因数分解:

$2^7\times 3^3\times {\mathrm{53}}^1\times {\mathrm{1187}}^1$

素因数の和:1263

約数の個数: 128

約数和(自身を含む): 654350400

約数和(自身を除く): 436929984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 53, 54, 64, 72, 96, 106, 108, 128, 144, 159, 192, 212, 216, 288, 318, 384, 424, 432, 477, 576, 636, 848, 864, 954, 1152, 1187, 1272, 1431, 1696, 1728, 1908, 2374, 2544, 2862, 3392, 3456, 3561, 3816, 4748, 5088, 5724, 6784, 7122, 7632, 9496, 10176, 10683, 11448, 14244, 15264, 18992, 20352, 21366, 22896, 28488, 30528, 32049, 37984, 42732, 45792, 56976, 61056, 62911, 64098, 75968, 85464, 91584, 113952, 125822, 128196, 151936, 170928, 183168, 188733, 227904, 251644, 256392, 341856, 377466, 455808, 503288, 512784, 566199, 683712, 754932, 1006576, 1025568, 1132398, 1367424, 1509864, 1698597, 2013152, 2051136, 2264796, 3019728, 3397194, 4026304, 4102272, 4529592, 6039456, 6794388, 8052608, 9059184, 12078912, 13588776, 18118368, 24157824, 27177552, 36236736, 54355104, 72473472, 108710208, 217420416]

約数ペア:

[(1, 217420416), (2, 108710208), (3, 72473472), (4, 54355104), (6, 36236736), (8, 27177552), (9, 24157824), (12, 18118368), (16, 13588776), (18, 12078912), (24, 9059184), (27, 8052608), (32, 6794388), (36, 6039456), (48, 4529592), (53, 4102272), (54, 4026304), (64, 3397194), (72, 3019728), (96, 2264796), (106, 2051136), (108, 2013152), (128, 1698597), (144, 1509864), (159, 1367424), (192, 1132398), (212, 1025568), (216, 1006576), (288, 754932), (318, 683712), (384, 566199), (424, 512784), (432, 503288), (477, 455808), (576, 377466), (636, 341856), (848, 256392), (864, 251644), (954, 227904), (1152, 188733), (1187, 183168), (1272, 170928), (1431, 151936), (1696, 128196), (1728, 125822), (1908, 113952), (2374, 91584), (2544, 85464), (2862, 75968), (3392, 64098), (3456, 62911), (3561, 61056), (3816, 56976), (4748, 45792), (5088, 42732), (5724, 37984), (6784, 32049), (7122, 30528), (7632, 28488), (9496, 22896), (10176, 21366), (10683, 20352), (11448, 18992), (14244, 15264)]