872103680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{743}}^1$

素因数の和:902

約数の個数: 144

約数和(自身を含む): 2408845824

約数和(自身を除く): 1536742144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 131, 140, 160, 224, 256, 262, 280, 320, 448, 524, 560, 640, 655, 743, 896, 917, 1048, 1120, 1280, 1310, 1486, 1792, 1834, 2096, 2240, 2620, 2972, 3668, 3715, 4192, 4480, 4585, 5201, 5240, 5944, 7336, 7430, 8384, 8960, 9170, 10402, 10480, 11888, 14672, 14860, 16768, 18340, 20804, 20960, 23776, 26005, 29344, 29720, 33536, 36680, 41608, 41920, 47552, 52010, 58688, 59440, 73360, 83216, 83840, 95104, 97333, 104020, 117376, 118880, 146720, 166432, 167680, 190208, 194666, 208040, 234752, 237760, 293440, 332864, 389332, 416080, 475520, 486665, 586880, 665728, 681331, 778664, 832160, 951040, 973330, 1173760, 1331456, 1362662, 1557328, 1664320, 1946660, 2725324, 3114656, 3328640, 3406655, 3893320, 5450648, 6229312, 6657280, 6813310, 7786640, 10901296, 12458624, 13626620, 15573280, 21802592, 24917248, 27253240, 31146560, 43605184, 54506480, 62293120, 87210368, 109012960, 124586240, 174420736, 218025920, 436051840, 872103680]

約数ペア:

[(1, 872103680), (2, 436051840), (4, 218025920), (5, 174420736), (7, 124586240), (8, 109012960), (10, 87210368), (14, 62293120), (16, 54506480), (20, 43605184), (28, 31146560), (32, 27253240), (35, 24917248), (40, 21802592), (56, 15573280), (64, 13626620), (70, 12458624), (80, 10901296), (112, 7786640), (128, 6813310), (131, 6657280), (140, 6229312), (160, 5450648), (224, 3893320), (256, 3406655), (262, 3328640), (280, 3114656), (320, 2725324), (448, 1946660), (524, 1664320), (560, 1557328), (640, 1362662), (655, 1331456), (743, 1173760), (896, 973330), (917, 951040), (1048, 832160), (1120, 778664), (1280, 681331), (1310, 665728), (1486, 586880), (1792, 486665), (1834, 475520), (2096, 416080), (2240, 389332), (2620, 332864), (2972, 293440), (3668, 237760), (3715, 234752), (4192, 208040), (4480, 194666), (4585, 190208), (5201, 167680), (5240, 166432), (5944, 146720), (7336, 118880), (7430, 117376), (8384, 104020), (8960, 97333), (9170, 95104), (10402, 83840), (10480, 83216), (11888, 73360), (14672, 59440), (14860, 58688), (16768, 52010), (18340, 47552), (20804, 41920), (20960, 41608), (23776, 36680), (26005, 33536), (29344, 29720)]