801310720

素因数分解:

$2^{11}\times 5^1\times 7^2\times {\mathrm{1597}}^1$

素因数の和:1638

約数の個数: 144

約数和(自身を含む): 2237983020

約数和(自身を除く): 1436672300

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, 1024, 1120, 1280, 1568, 1597, 1792, 1960, 2048, 2240, 2560, 3136, 3194, 3584, 3920, 4480, 5120, 6272, 6388, 7168, 7840, 7985, 8960, 10240, 11179, 12544, 12776, 14336, 15680, 15970, 17920, 22358, 25088, 25552, 31360, 31940, 35840, 44716, 50176, 51104, 55895, 62720, 63880, 71680, 78253, 89432, 100352, 102208, 111790, 125440, 127760, 156506, 178864, 204416, 223580, 250880, 255520, 313012, 357728, 391265, 408832, 447160, 501760, 511040, 626024, 715456, 782530, 817664, 894320, 1022080, 1252048, 1430912, 1565060, 1635328, 1788640, 2044160, 2504096, 2861824, 3130120, 3270656, 3577280, 4088320, 5008192, 5723648, 6260240, 7154560, 8176640, 10016384, 11447296, 12520480, 14309120, 16353280, 20032768, 22894592, 25040960, 28618240, 40065536, 50081920, 57236480, 80131072, 100163840, 114472960, 160262144, 200327680, 400655360, 801310720]

約数ペア:

[(1, 801310720), (2, 400655360), (4, 200327680), (5, 160262144), (7, 114472960), (8, 100163840), (10, 80131072), (14, 57236480), (16, 50081920), (20, 40065536), (28, 28618240), (32, 25040960), (35, 22894592), (40, 20032768), (49, 16353280), (56, 14309120), (64, 12520480), (70, 11447296), (80, 10016384), (98, 8176640), (112, 7154560), (128, 6260240), (140, 5723648), (160, 5008192), (196, 4088320), (224, 3577280), (245, 3270656), (256, 3130120), (280, 2861824), (320, 2504096), (392, 2044160), (448, 1788640), (490, 1635328), (512, 1565060), (560, 1430912), (640, 1252048), (784, 1022080), (896, 894320), (980, 817664), (1024, 782530), (1120, 715456), (1280, 626024), (1568, 511040), (1597, 501760), (1792, 447160), (1960, 408832), (2048, 391265), (2240, 357728), (2560, 313012), (3136, 255520), (3194, 250880), (3584, 223580), (3920, 204416), (4480, 178864), (5120, 156506), (6272, 127760), (6388, 125440), (7168, 111790), (7840, 102208), (7985, 100352), (8960, 89432), (10240, 78253), (11179, 71680), (12544, 63880), (12776, 62720), (14336, 55895), (15680, 51104), (15970, 50176), (17920, 44716), (22358, 35840), (25088, 31940), (25552, 31360)]