About the Number

138197280

138197279 ← → 138197281

2進数表記:1000001111001011100100100000

漢数字表記:一億三千八百十九万七千二百八十

素因数分解:

2 5 × 3 1 × 5 1 × 13 1 × 22147 1

素因数の和:22178
約数の個数: 96
約数和(自身を含む): 468828864
約数和(自身を除く): 330631584

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 22147, 44294, 66441, 88588, 110735, 132882, 177176, 221470, 265764, 287911, 332205, 354352, 442940, 531528, 575822, 664410, 708704, 863733, 885880, 1063056, 1151644, 1328820, 1439555, 1727466, 1771760, 2126112, 2303288, 2657640, 2879110, 3454932, 3543520, 4318665, 4606576, 5315280, 5758220, 6909864, 8637330, 9213152, 10630560, 11516440, 13819728, 17274660, 23032880, 27639456, 34549320, 46065760, 69098640, 138197280]

約数ペア:
[(1, 138197280), (2, 69098640), (3, 46065760), (4, 34549320), (5, 27639456), (6, 23032880), (8, 17274660), (10, 13819728), (12, 11516440), (13, 10630560), (15, 9213152), (16, 8637330), (20, 6909864), (24, 5758220), (26, 5315280), (30, 4606576), (32, 4318665), (39, 3543520), (40, 3454932), (48, 2879110), (52, 2657640), (60, 2303288), (65, 2126112), (78, 1771760), (80, 1727466), (96, 1439555), (104, 1328820), (120, 1151644), (130, 1063056), (156, 885880), (160, 863733), (195, 708704), (208, 664410), (240, 575822), (260, 531528), (312, 442940), (390, 354352), (416, 332205), (480, 287911), (520, 265764), (624, 221470), (780, 177176), (1040, 132882), (1248, 110735), (1560, 88588), (2080, 66441), (3120, 44294), (6240, 22147)]

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