66669988

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{107}}^1$

素因数の和:170

約数の個数: 108

約数和(自身を含む): 158750928

約数和(自身を除く): 92080940

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 49, 68, 77, 98, 107, 119, 154, 187, 196, 214, 238, 289, 308, 374, 428, 476, 539, 578, 748, 749, 833, 1078, 1156, 1177, 1309, 1498, 1666, 1819, 2023, 2156, 2354, 2618, 2996, 3179, 3332, 3638, 4046, 4708, 5236, 5243, 6358, 7276, 8092, 8239, 9163, 10486, 12716, 12733, 14161, 16478, 18326, 20009, 20972, 22253, 25466, 28322, 30923, 32956, 36652, 40018, 44506, 50932, 56644, 57673, 61846, 80036, 89012, 89131, 115346, 123692, 140063, 155771, 178262, 216461, 230692, 280126, 311542, 340153, 356524, 432922, 560252, 623084, 680306, 865844, 980441, 1360612, 1515227, 1960882, 2381071, 3030454, 3921764, 4762142, 6060908, 9524284, 16667497, 33334994, 66669988]

約数ペア:

[(1, 66669988), (2, 33334994), (4, 16667497), (7, 9524284), (11, 6060908), (14, 4762142), (17, 3921764), (22, 3030454), (28, 2381071), (34, 1960882), (44, 1515227), (49, 1360612), (68, 980441), (77, 865844), (98, 680306), (107, 623084), (119, 560252), (154, 432922), (187, 356524), (196, 340153), (214, 311542), (238, 280126), (289, 230692), (308, 216461), (374, 178262), (428, 155771), (476, 140063), (539, 123692), (578, 115346), (748, 89131), (749, 89012), (833, 80036), (1078, 61846), (1156, 57673), (1177, 56644), (1309, 50932), (1498, 44506), (1666, 40018), (1819, 36652), (2023, 32956), (2156, 30923), (2354, 28322), (2618, 25466), (2996, 22253), (3179, 20972), (3332, 20009), (3638, 18326), (4046, 16478), (4708, 14161), (5236, 12733), (5243, 12716), (6358, 10486), (7276, 9163), (8092, 8239)]