About the Number

42872880

42872879 ← → 42872881

2進数表記:10100011100011000000110000

漢数字表記:四千二百八十七万二千八百八十

素因数分解:

2 4 × 3 1 × 5 1 × 41 1 × 4357 1

素因数の和:4414
約数の個数: 80
約数和(自身を含む): 136178784
約数和(自身を除く): 93305904

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4357, 4920, 8714, 9840, 13071, 17428, 21785, 26142, 34856, 43570, 52284, 65355, 69712, 87140, 104568, 130710, 174280, 178637, 209136, 261420, 348560, 357274, 522840, 535911, 714548, 893185, 1045680, 1071822, 1429096, 1786370, 2143644, 2679555, 2858192, 3572740, 4287288, 5359110, 7145480, 8574576, 10718220, 14290960, 21436440, 42872880]

約数ペア:
[(1, 42872880), (2, 21436440), (3, 14290960), (4, 10718220), (5, 8574576), (6, 7145480), (8, 5359110), (10, 4287288), (12, 3572740), (15, 2858192), (16, 2679555), (20, 2143644), (24, 1786370), (30, 1429096), (40, 1071822), (41, 1045680), (48, 893185), (60, 714548), (80, 535911), (82, 522840), (120, 357274), (123, 348560), (164, 261420), (205, 209136), (240, 178637), (246, 174280), (328, 130710), (410, 104568), (492, 87140), (615, 69712), (656, 65355), (820, 52284), (984, 43570), (1230, 34856), (1640, 26142), (1968, 21785), (2460, 17428), (3280, 13071), (4357, 9840), (4920, 8714)]

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