56421990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:414

約数の個数: 96

約数和(自身を含む): 155203776

約数和(自身を除く): 98781786

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 97, 115, 138, 194, 207, 230, 281, 291, 345, 414, 485, 562, 582, 690, 843, 873, 970, 1035, 1405, 1455, 1686, 1746, 2070, 2231, 2529, 2810, 2910, 4215, 4365, 4462, 5058, 6463, 6693, 8430, 8730, 11155, 12645, 12926, 13386, 19389, 20079, 22310, 25290, 27257, 32315, 33465, 38778, 40158, 54514, 58167, 64630, 66930, 81771, 96945, 100395, 116334, 136285, 163542, 193890, 200790, 245313, 272570, 290835, 408855, 490626, 581670, 626911, 817710, 1226565, 1253822, 1880733, 2453130, 3134555, 3761466, 5642199, 6269110, 9403665, 11284398, 18807330, 28210995, 56421990]

約数ペア:

[(1, 56421990), (2, 28210995), (3, 18807330), (5, 11284398), (6, 9403665), (9, 6269110), (10, 5642199), (15, 3761466), (18, 3134555), (23, 2453130), (30, 1880733), (45, 1253822), (46, 1226565), (69, 817710), (90, 626911), (97, 581670), (115, 490626), (138, 408855), (194, 290835), (207, 272570), (230, 245313), (281, 200790), (291, 193890), (345, 163542), (414, 136285), (485, 116334), (562, 100395), (582, 96945), (690, 81771), (843, 66930), (873, 64630), (970, 58167), (1035, 54514), (1405, 40158), (1455, 38778), (1686, 33465), (1746, 32315), (2070, 27257), (2231, 25290), (2529, 22310), (2810, 20079), (2910, 19389), (4215, 13386), (4365, 12926), (4462, 12645), (5058, 11155), (6463, 8730), (6693, 8430)]