1861500312

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{743}}^1\times {\mathrm{1657}}^1$

素因数の和:2422

約数の個数: 128

約数和(自身を含む): 5921049600

約数和(自身を除く): 4059549288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 743, 756, 1486, 1512, 1657, 2229, 2972, 3314, 4458, 4971, 5201, 5944, 6628, 6687, 8916, 9942, 10402, 11599, 13256, 13374, 14913, 15603, 17832, 19884, 20061, 20804, 23198, 26748, 29826, 31206, 34797, 39768, 40122, 41608, 44739, 46396, 46809, 53496, 59652, 62412, 69594, 80244, 89478, 92792, 93618, 104391, 119304, 124824, 139188, 140427, 160488, 178956, 187236, 208782, 278376, 280854, 313173, 357912, 374472, 417564, 561708, 626346, 835128, 1123416, 1231151, 1252692, 2462302, 2505384, 3693453, 4924604, 7386906, 8618057, 9849208, 11080359, 14773812, 17236114, 22160718, 25854171, 29547624, 33241077, 34472228, 44321436, 51708342, 66482154, 68944456, 77562513, 88642872, 103416684, 132964308, 155125026, 206833368, 232687539, 265928616, 310250052, 465375078, 620500104, 930750156, 1861500312]

約数ペア:

[(1, 1861500312), (2, 930750156), (3, 620500104), (4, 465375078), (6, 310250052), (7, 265928616), (8, 232687539), (9, 206833368), (12, 155125026), (14, 132964308), (18, 103416684), (21, 88642872), (24, 77562513), (27, 68944456), (28, 66482154), (36, 51708342), (42, 44321436), (54, 34472228), (56, 33241077), (63, 29547624), (72, 25854171), (84, 22160718), (108, 17236114), (126, 14773812), (168, 11080359), (189, 9849208), (216, 8618057), (252, 7386906), (378, 4924604), (504, 3693453), (743, 2505384), (756, 2462302), (1486, 1252692), (1512, 1231151), (1657, 1123416), (2229, 835128), (2972, 626346), (3314, 561708), (4458, 417564), (4971, 374472), (5201, 357912), (5944, 313173), (6628, 280854), (6687, 278376), (8916, 208782), (9942, 187236), (10402, 178956), (11599, 160488), (13256, 140427), (13374, 139188), (14913, 124824), (15603, 119304), (17832, 104391), (19884, 93618), (20061, 92792), (20804, 89478), (23198, 80244), (26748, 69594), (29826, 62412), (31206, 59652), (34797, 53496), (39768, 46809), (40122, 46396), (41608, 44739)]