About the Number

1380975456

1380975455 ← → 1380975457

2進数表記:1010010010100000000001101100000

漢数字表記:十三億八千九十七万五千四百五十六

素因数分解:

2 5 × 3 1 × 7 1 × 73 1 × 28151 1

素因数の和:28244
約数の個数: 96
約数和(自身を含む): 4199827968
約数和(自身を除く): 2818852512

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 73, 84, 96, 112, 146, 168, 219, 224, 292, 336, 438, 511, 584, 672, 876, 1022, 1168, 1533, 1752, 2044, 2336, 3066, 3504, 4088, 6132, 7008, 8176, 12264, 16352, 24528, 28151, 49056, 56302, 84453, 112604, 168906, 197057, 225208, 337812, 394114, 450416, 591171, 675624, 788228, 900832, 1182342, 1351248, 1576456, 2055023, 2364684, 2702496, 3152912, 4110046, 4729368, 6165069, 6305824, 8220092, 9458736, 12330138, 14385161, 16440184, 18917472, 24660276, 28770322, 32880368, 43155483, 49320552, 57540644, 65760736, 86310966, 98641104, 115081288, 172621932, 197282208, 230162576, 345243864, 460325152, 690487728, 1380975456]

約数ペア:
[(1, 1380975456), (2, 690487728), (3, 460325152), (4, 345243864), (6, 230162576), (7, 197282208), (8, 172621932), (12, 115081288), (14, 98641104), (16, 86310966), (21, 65760736), (24, 57540644), (28, 49320552), (32, 43155483), (42, 32880368), (48, 28770322), (56, 24660276), (73, 18917472), (84, 16440184), (96, 14385161), (112, 12330138), (146, 9458736), (168, 8220092), (219, 6305824), (224, 6165069), (292, 4729368), (336, 4110046), (438, 3152912), (511, 2702496), (584, 2364684), (672, 2055023), (876, 1576456), (1022, 1351248), (1168, 1182342), (1533, 900832), (1752, 788228), (2044, 675624), (2336, 591171), (3066, 450416), (3504, 394114), (4088, 337812), (6132, 225208), (7008, 197057), (8176, 168906), (12264, 112604), (16352, 84453), (24528, 56302), (28151, 49056)]

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