About the Number

450121980

450121979 ← → 450121981

2進数表記:11010110101000101000011111100

漢数字表記:四億五千十二万千九百八十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 11 1 × 97429 1

素因数の和:97459
約数の個数: 96
約数和(自身を含む): 1571351040
約数和(自身を除く): 1121229060

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 97429, 194858, 292287, 389716, 487145, 584574, 682003, 974290, 1071719, 1169148, 1364006, 1461435, 1948580, 2046009, 2143438, 2728012, 2922870, 3215157, 3410015, 4092018, 4286876, 5358595, 5845740, 6430314, 6820030, 7502033, 8184036, 10230045, 10717190, 12860628, 13640060, 15004066, 16075785, 20460090, 21434380, 22506099, 30008132, 32151570, 37510165, 40920180, 45012198, 64303140, 75020330, 90024396, 112530495, 150040660, 225060990, 450121980]

約数ペア:
[(1, 450121980), (2, 225060990), (3, 150040660), (4, 112530495), (5, 90024396), (6, 75020330), (7, 64303140), (10, 45012198), (11, 40920180), (12, 37510165), (14, 32151570), (15, 30008132), (20, 22506099), (21, 21434380), (22, 20460090), (28, 16075785), (30, 15004066), (33, 13640060), (35, 12860628), (42, 10717190), (44, 10230045), (55, 8184036), (60, 7502033), (66, 6820030), (70, 6430314), (77, 5845740), (84, 5358595), (105, 4286876), (110, 4092018), (132, 3410015), (140, 3215157), (154, 2922870), (165, 2728012), (210, 2143438), (220, 2046009), (231, 1948580), (308, 1461435), (330, 1364006), (385, 1169148), (420, 1071719), (462, 974290), (660, 682003), (770, 584574), (924, 487145), (1155, 389716), (1540, 292287), (2310, 194858), (4620, 97429)]

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