About the Number

121318128

121318127 ← → 121318129

2進数表記:111001110110010101011110000

漢数字表記:一億二千百三十一万八千百二十八

素因数分解:

2 4 × 3 3 × 31 1 × 9059 1

素因数の和:9107
約数の個数: 80
約数和(自身を含む): 359500800
約数和(自身を除く): 238182672

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 93, 108, 124, 144, 186, 216, 248, 279, 372, 432, 496, 558, 744, 837, 1116, 1488, 1674, 2232, 3348, 4464, 6696, 9059, 13392, 18118, 27177, 36236, 54354, 72472, 81531, 108708, 144944, 163062, 217416, 244593, 280829, 326124, 434832, 489186, 561658, 652248, 842487, 978372, 1123316, 1304496, 1684974, 1956744, 2246632, 2527461, 3369948, 3913488, 4493264, 5054922, 6739896, 7582383, 10109844, 13479792, 15164766, 20219688, 30329532, 40439376, 60659064, 121318128]

約数ペア:
[(1, 121318128), (2, 60659064), (3, 40439376), (4, 30329532), (6, 20219688), (8, 15164766), (9, 13479792), (12, 10109844), (16, 7582383), (18, 6739896), (24, 5054922), (27, 4493264), (31, 3913488), (36, 3369948), (48, 2527461), (54, 2246632), (62, 1956744), (72, 1684974), (93, 1304496), (108, 1123316), (124, 978372), (144, 842487), (186, 652248), (216, 561658), (248, 489186), (279, 434832), (372, 326124), (432, 280829), (496, 244593), (558, 217416), (744, 163062), (837, 144944), (1116, 108708), (1488, 81531), (1674, 72472), (2232, 54354), (3348, 36236), (4464, 27177), (6696, 18118), (9059, 13392)]

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