About the Number

1328278320

1328278319 ← → 1328278321

2進数表記:1001111001010111110101100110000

漢数字表記:十三億二千八百二十七万八千三百二十

素因数分解:

2 4 × 3 2 × 5 1 × 769 1 × 2399 1

素因数の和:3187
約数の個数: 120
約数和(自身を含む): 4468464000
約数和(自身を除く): 3140185680

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 769, 1538, 2307, 2399, 3076, 3845, 4614, 4798, 6152, 6921, 7197, 7690, 9228, 9596, 11535, 11995, 12304, 13842, 14394, 15380, 18456, 19192, 21591, 23070, 23990, 27684, 28788, 30760, 34605, 35985, 36912, 38384, 43182, 46140, 47980, 55368, 57576, 61520, 69210, 71970, 86364, 92280, 95960, 107955, 110736, 115152, 138420, 143940, 172728, 184560, 191920, 215910, 276840, 287880, 345456, 431820, 553680, 575760, 863640, 1727280, 1844831, 3689662, 5534493, 7379324, 9224155, 11068986, 14758648, 16603479, 18448310, 22137972, 27672465, 29517296, 33206958, 36896620, 44275944, 55344930, 66413916, 73793240, 83017395, 88551888, 110689860, 132827832, 147586480, 166034790, 221379720, 265655664, 332069580, 442759440, 664139160, 1328278320]

約数ペア:
[(1, 1328278320), (2, 664139160), (3, 442759440), (4, 332069580), (5, 265655664), (6, 221379720), (8, 166034790), (9, 147586480), (10, 132827832), (12, 110689860), (15, 88551888), (16, 83017395), (18, 73793240), (20, 66413916), (24, 55344930), (30, 44275944), (36, 36896620), (40, 33206958), (45, 29517296), (48, 27672465), (60, 22137972), (72, 18448310), (80, 16603479), (90, 14758648), (120, 11068986), (144, 9224155), (180, 7379324), (240, 5534493), (360, 3689662), (720, 1844831), (769, 1727280), (1538, 863640), (2307, 575760), (2399, 553680), (3076, 431820), (3845, 345456), (4614, 287880), (4798, 276840), (6152, 215910), (6921, 191920), (7197, 184560), (7690, 172728), (9228, 143940), (9596, 138420), (11535, 115152), (11995, 110736), (12304, 107955), (13842, 95960), (14394, 92280), (15380, 86364), (18456, 71970), (19192, 69210), (21591, 61520), (23070, 57576), (23990, 55368), (27684, 47980), (28788, 46140), (30760, 43182), (34605, 38384), (35985, 36912)]

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