About the Number

42798720

42798719 ← → 42798721

2進数表記:10100011010000111010000000

漢数字表記:四千二百七十九万八千七百二十

素因数分解:

2 7 × 3 1 × 5 1 × 22291 1

素因数の和:22313
約数の個数: 64
約数和(自身を含む): 136427040
約数和(自身を除く): 93628320

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 22291, 44582, 66873, 89164, 111455, 133746, 178328, 222910, 267492, 334365, 356656, 445820, 534984, 668730, 713312, 891640, 1069968, 1337460, 1426624, 1783280, 2139936, 2674920, 2853248, 3566560, 4279872, 5349840, 7133120, 8559744, 10699680, 14266240, 21399360, 42798720]

約数ペア:
[(1, 42798720), (2, 21399360), (3, 14266240), (4, 10699680), (5, 8559744), (6, 7133120), (8, 5349840), (10, 4279872), (12, 3566560), (15, 2853248), (16, 2674920), (20, 2139936), (24, 1783280), (30, 1426624), (32, 1337460), (40, 1069968), (48, 891640), (60, 713312), (64, 668730), (80, 534984), (96, 445820), (120, 356656), (128, 334365), (160, 267492), (192, 222910), (240, 178328), (320, 133746), (384, 111455), (480, 89164), (640, 66873), (960, 44582), (1920, 22291)]

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