About the Number

128426256

128426255 ← → 128426257

2進数表記:111101001111010000100010000

漢数字表記:一億二千八百四十二万六千二百五十六

素因数分解:

2 4 × 3 3 × 7 2 × 6067 1

素因数の和:6098
約数の個数: 120
約数和(自身を含む): 428886240
約数和(自身を除く): 300459984

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 84, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 252, 294, 336, 378, 392, 432, 441, 504, 588, 756, 784, 882, 1008, 1176, 1323, 1512, 1764, 2352, 2646, 3024, 3528, 5292, 6067, 7056, 10584, 12134, 18201, 21168, 24268, 36402, 42469, 48536, 54603, 72804, 84938, 97072, 109206, 127407, 145608, 163809, 169876, 218412, 254814, 291216, 297283, 327618, 339752, 382221, 436824, 509628, 594566, 655236, 679504, 764442, 873648, 891849, 1019256, 1146663, 1189132, 1310472, 1528884, 1783698, 2038512, 2293326, 2378264, 2620944, 2675547, 3057768, 3567396, 4586652, 4756528, 5351094, 6115536, 7134792, 8026641, 9173304, 10702188, 14269584, 16053282, 18346608, 21404376, 32106564, 42808752, 64213128, 128426256]

約数ペア:
[(1, 128426256), (2, 64213128), (3, 42808752), (4, 32106564), (6, 21404376), (7, 18346608), (8, 16053282), (9, 14269584), (12, 10702188), (14, 9173304), (16, 8026641), (18, 7134792), (21, 6115536), (24, 5351094), (27, 4756528), (28, 4586652), (36, 3567396), (42, 3057768), (48, 2675547), (49, 2620944), (54, 2378264), (56, 2293326), (63, 2038512), (72, 1783698), (84, 1528884), (98, 1310472), (108, 1189132), (112, 1146663), (126, 1019256), (144, 891849), (147, 873648), (168, 764442), (189, 679504), (196, 655236), (216, 594566), (252, 509628), (294, 436824), (336, 382221), (378, 339752), (392, 327618), (432, 297283), (441, 291216), (504, 254814), (588, 218412), (756, 169876), (784, 163809), (882, 145608), (1008, 127407), (1176, 109206), (1323, 97072), (1512, 84938), (1764, 72804), (2352, 54603), (2646, 48536), (3024, 42469), (3528, 36402), (5292, 24268), (6067, 21168), (7056, 18201), (10584, 12134)]

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