About the Number

120393280

120393279 ← → 120393281

2進数表記:111001011010000111001000000

漢数字表記:一億二千三十九万三千二百八十

素因数分解:

2 6 × 5 1 × 7 1 × 71 1 × 757 1

素因数の和:852
約数の個数: 112
約数和(自身を含む): 332695296
約数和(自身を除く): 212302016

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 112, 140, 142, 160, 224, 280, 284, 320, 355, 448, 497, 560, 568, 710, 757, 994, 1120, 1136, 1420, 1514, 1988, 2240, 2272, 2485, 2840, 3028, 3785, 3976, 4544, 4970, 5299, 5680, 6056, 7570, 7952, 9940, 10598, 11360, 12112, 15140, 15904, 19880, 21196, 22720, 24224, 26495, 30280, 31808, 39760, 42392, 48448, 52990, 53747, 60560, 79520, 84784, 105980, 107494, 121120, 159040, 169568, 211960, 214988, 242240, 268735, 339136, 376229, 423920, 429976, 537470, 752458, 847840, 859952, 1074940, 1504916, 1695680, 1719904, 1881145, 2149880, 3009832, 3439808, 3762290, 4299760, 6019664, 7524580, 8599520, 12039328, 15049160, 17199040, 24078656, 30098320, 60196640, 120393280]

約数ペア:
[(1, 120393280), (2, 60196640), (4, 30098320), (5, 24078656), (7, 17199040), (8, 15049160), (10, 12039328), (14, 8599520), (16, 7524580), (20, 6019664), (28, 4299760), (32, 3762290), (35, 3439808), (40, 3009832), (56, 2149880), (64, 1881145), (70, 1719904), (71, 1695680), (80, 1504916), (112, 1074940), (140, 859952), (142, 847840), (160, 752458), (224, 537470), (280, 429976), (284, 423920), (320, 376229), (355, 339136), (448, 268735), (497, 242240), (560, 214988), (568, 211960), (710, 169568), (757, 159040), (994, 121120), (1120, 107494), (1136, 105980), (1420, 84784), (1514, 79520), (1988, 60560), (2240, 53747), (2272, 52990), (2485, 48448), (2840, 42392), (3028, 39760), (3785, 31808), (3976, 30280), (4544, 26495), (4970, 24224), (5299, 22720), (5680, 21196), (6056, 19880), (7570, 15904), (7952, 15140), (9940, 12112), (10598, 11360)]

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