About the Number

129723984

129723983 ← → 129723985

2進数表記:111101110110110111001010000

漢数字表記:一億二千九百七十二万三千九百八十四

素因数分解:

2 4 × 3 3 × 13 1 × 23099 1

素因数の和:23129
約数の個数: 80
約数和(自身を含む): 401016000
約数和(自身を除く): 271292016

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 5616, 23099, 46198, 69297, 92396, 138594, 184792, 207891, 277188, 300287, 369584, 415782, 554376, 600574, 623673, 831564, 900861, 1108752, 1201148, 1247346, 1663128, 1801722, 2402296, 2494692, 2702583, 3326256, 3603444, 4804592, 4989384, 5405166, 7206888, 8107749, 9978768, 10810332, 14413776, 16215498, 21620664, 32430996, 43241328, 64861992, 129723984]

約数ペア:
[(1, 129723984), (2, 64861992), (3, 43241328), (4, 32430996), (6, 21620664), (8, 16215498), (9, 14413776), (12, 10810332), (13, 9978768), (16, 8107749), (18, 7206888), (24, 5405166), (26, 4989384), (27, 4804592), (36, 3603444), (39, 3326256), (48, 2702583), (52, 2494692), (54, 2402296), (72, 1801722), (78, 1663128), (104, 1247346), (108, 1201148), (117, 1108752), (144, 900861), (156, 831564), (208, 623673), (216, 600574), (234, 554376), (312, 415782), (351, 369584), (432, 300287), (468, 277188), (624, 207891), (702, 184792), (936, 138594), (1404, 92396), (1872, 69297), (2808, 46198), (5616, 23099)]

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