216428688

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{829}}^1$

素因数の和:894

約数の個数: 180

約数和(自身を含む): 724505340

約数和(自身を除く): 508076652

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 37, 42, 48, 49, 56, 63, 72, 74, 84, 98, 111, 112, 126, 144, 147, 148, 168, 196, 222, 252, 259, 294, 296, 333, 336, 392, 441, 444, 504, 518, 588, 592, 666, 777, 784, 829, 882, 888, 1008, 1036, 1176, 1332, 1554, 1658, 1764, 1776, 1813, 2072, 2331, 2352, 2487, 2664, 3108, 3316, 3528, 3626, 4144, 4662, 4974, 5328, 5439, 5803, 6216, 6632, 7056, 7252, 7461, 9324, 9948, 10878, 11606, 12432, 13264, 14504, 14922, 16317, 17409, 18648, 19896, 21756, 23212, 29008, 29844, 30673, 32634, 34818, 37296, 39792, 40621, 43512, 46424, 52227, 59688, 61346, 65268, 69636, 81242, 87024, 92019, 92848, 104454, 119376, 121863, 122692, 130536, 139272, 162484, 184038, 208908, 214711, 243726, 245384, 261072, 276057, 278544, 324968, 365589, 368076, 417816, 429422, 487452, 490768, 552114, 644133, 649936, 731178, 736152, 835632, 858844, 974904, 1104228, 1288266, 1462356, 1472304, 1502977, 1717688, 1932399, 1949808, 2208456, 2576532, 2924712, 3005954, 3435376, 3864798, 4416912, 4508931, 5153064, 5849424, 6011908, 7729596, 9017862, 10306128, 12023816, 13526793, 15459192, 18035724, 24047632, 27053586, 30918384, 36071448, 54107172, 72142896, 108214344, 216428688]

約数ペア:

[(1, 216428688), (2, 108214344), (3, 72142896), (4, 54107172), (6, 36071448), (7, 30918384), (8, 27053586), (9, 24047632), (12, 18035724), (14, 15459192), (16, 13526793), (18, 12023816), (21, 10306128), (24, 9017862), (28, 7729596), (36, 6011908), (37, 5849424), (42, 5153064), (48, 4508931), (49, 4416912), (56, 3864798), (63, 3435376), (72, 3005954), (74, 2924712), (84, 2576532), (98, 2208456), (111, 1949808), (112, 1932399), (126, 1717688), (144, 1502977), (147, 1472304), (148, 1462356), (168, 1288266), (196, 1104228), (222, 974904), (252, 858844), (259, 835632), (294, 736152), (296, 731178), (333, 649936), (336, 644133), (392, 552114), (441, 490768), (444, 487452), (504, 429422), (518, 417816), (588, 368076), (592, 365589), (666, 324968), (777, 278544), (784, 276057), (829, 261072), (882, 245384), (888, 243726), (1008, 214711), (1036, 208908), (1176, 184038), (1332, 162484), (1554, 139272), (1658, 130536), (1764, 122692), (1776, 121863), (1813, 119376), (2072, 104454), (2331, 92848), (2352, 92019), (2487, 87024), (2664, 81242), (3108, 69636), (3316, 65268), (3528, 61346), (3626, 59688), (4144, 52227), (4662, 46424), (4974, 43512), (5328, 40621), (5439, 39792), (5803, 37296), (6216, 34818), (6632, 32634), (7056, 30673), (7252, 29844), (7461, 29008), (9324, 23212), (9948, 21756), (10878, 19896), (11606, 18648), (12432, 17409), (13264, 16317), (14504, 14922)]