417840640

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{3331}}^1$

素因数の和:3368

約数の個数: 120

約数和(自身を含む): 1165753512

約数和(自身を除く): 747912872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 2560, 3136, 3331, 3584, 3920, 4480, 6272, 6662, 7840, 8960, 12544, 13324, 15680, 16655, 17920, 23317, 25088, 26648, 31360, 33310, 46634, 53296, 62720, 66620, 93268, 106592, 116585, 125440, 133240, 163219, 186536, 213184, 233170, 266480, 326438, 373072, 426368, 466340, 532960, 652876, 746144, 816095, 852736, 932680, 1065920, 1305752, 1492288, 1632190, 1705472, 1865360, 2131840, 2611504, 2984576, 3264380, 3730720, 4263680, 5223008, 5969152, 6528760, 7461440, 8527360, 10446016, 11938304, 13057520, 14922880, 20892032, 26115040, 29845760, 41784064, 52230080, 59691520, 83568128, 104460160, 208920320, 417840640]

約数ペア:

[(1, 417840640), (2, 208920320), (4, 104460160), (5, 83568128), (7, 59691520), (8, 52230080), (10, 41784064), (14, 29845760), (16, 26115040), (20, 20892032), (28, 14922880), (32, 13057520), (35, 11938304), (40, 10446016), (49, 8527360), (56, 7461440), (64, 6528760), (70, 5969152), (80, 5223008), (98, 4263680), (112, 3730720), (128, 3264380), (140, 2984576), (160, 2611504), (196, 2131840), (224, 1865360), (245, 1705472), (256, 1632190), (280, 1492288), (320, 1305752), (392, 1065920), (448, 932680), (490, 852736), (512, 816095), (560, 746144), (640, 652876), (784, 532960), (896, 466340), (980, 426368), (1120, 373072), (1280, 326438), (1568, 266480), (1792, 233170), (1960, 213184), (2240, 186536), (2560, 163219), (3136, 133240), (3331, 125440), (3584, 116585), (3920, 106592), (4480, 93268), (6272, 66620), (6662, 62720), (7840, 53296), (8960, 46634), (12544, 33310), (13324, 31360), (15680, 26648), (16655, 25088), (17920, 23317)]