About the Number

155217972

155217971 ← → 155217973

2進数表記:1001010000000111000000110100

漢数字表記:一億五千五百二十一万七千九百七十二

素因数分解:

2 2 × 3 1 × 7 1 × 13 1 × 307 1 × 463 1

素因数の和:797
約数の個数: 96
約数和(自身を含む): 448172032
約数和(自身を除く): 292954060

約数列:
[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 307, 364, 463, 546, 614, 921, 926, 1092, 1228, 1389, 1842, 1852, 2149, 2778, 3241, 3684, 3991, 4298, 5556, 6019, 6447, 6482, 7982, 8596, 9723, 11973, 12038, 12894, 12964, 15964, 18057, 19446, 23946, 24076, 25788, 27937, 36114, 38892, 42133, 47892, 55874, 72228, 83811, 84266, 111748, 126399, 142141, 167622, 168532, 252798, 284282, 335244, 426423, 505596, 568564, 852846, 994987, 1705692, 1847833, 1989974, 2984961, 3695666, 3979948, 5543499, 5969922, 7391332, 11086998, 11939844, 12934831, 22173996, 25869662, 38804493, 51739324, 77608986, 155217972]

約数ペア:
[(1, 155217972), (2, 77608986), (3, 51739324), (4, 38804493), (6, 25869662), (7, 22173996), (12, 12934831), (13, 11939844), (14, 11086998), (21, 7391332), (26, 5969922), (28, 5543499), (39, 3979948), (42, 3695666), (52, 2984961), (78, 1989974), (84, 1847833), (91, 1705692), (156, 994987), (182, 852846), (273, 568564), (307, 505596), (364, 426423), (463, 335244), (546, 284282), (614, 252798), (921, 168532), (926, 167622), (1092, 142141), (1228, 126399), (1389, 111748), (1842, 84266), (1852, 83811), (2149, 72228), (2778, 55874), (3241, 47892), (3684, 42133), (3991, 38892), (4298, 36114), (5556, 27937), (6019, 25788), (6447, 24076), (6482, 23946), (7982, 19446), (8596, 18057), (9723, 15964), (11973, 12964), (12038, 12894)]

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