390419328

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{397}}^1$

素因数の和:624

約数の個数: 128

約数和(自身を含む): 1125321120

約数和(自身を除く): 734901792

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 197, 208, 312, 384, 394, 397, 416, 591, 624, 788, 794, 832, 1182, 1191, 1248, 1576, 1588, 1664, 2364, 2382, 2496, 2561, 3152, 3176, 4728, 4764, 4992, 5122, 5161, 6304, 6352, 7683, 9456, 9528, 10244, 10322, 12608, 12704, 15366, 15483, 18912, 19056, 20488, 20644, 25216, 25408, 30732, 30966, 37824, 38112, 40976, 41288, 50816, 61464, 61932, 75648, 76224, 78209, 81952, 82576, 122928, 123864, 152448, 156418, 163904, 165152, 234627, 245856, 247728, 312836, 327808, 330304, 469254, 491712, 495456, 625672, 660608, 938508, 983424, 990912, 1016717, 1251344, 1877016, 1981824, 2033434, 2502688, 3050151, 3754032, 4066868, 5005376, 6100302, 7508064, 8133736, 10010752, 12200604, 15016128, 16267472, 24401208, 30032256, 32534944, 48802416, 65069888, 97604832, 130139776, 195209664, 390419328]

約数ペア:

[(1, 390419328), (2, 195209664), (3, 130139776), (4, 97604832), (6, 65069888), (8, 48802416), (12, 32534944), (13, 30032256), (16, 24401208), (24, 16267472), (26, 15016128), (32, 12200604), (39, 10010752), (48, 8133736), (52, 7508064), (64, 6100302), (78, 5005376), (96, 4066868), (104, 3754032), (128, 3050151), (156, 2502688), (192, 2033434), (197, 1981824), (208, 1877016), (312, 1251344), (384, 1016717), (394, 990912), (397, 983424), (416, 938508), (591, 660608), (624, 625672), (788, 495456), (794, 491712), (832, 469254), (1182, 330304), (1191, 327808), (1248, 312836), (1576, 247728), (1588, 245856), (1664, 234627), (2364, 165152), (2382, 163904), (2496, 156418), (2561, 152448), (3152, 123864), (3176, 122928), (4728, 82576), (4764, 81952), (4992, 78209), (5122, 76224), (5161, 75648), (6304, 61932), (6352, 61464), (7683, 50816), (9456, 41288), (9528, 40976), (10244, 38112), (10322, 37824), (12608, 30966), (12704, 30732), (15366, 25408), (15483, 25216), (18912, 20644), (19056, 20488)]