About the Number

28132380

28132379 ← → 28132381

2進数表記:1101011010100010000011100

漢数字表記:二千八百十三万二千三百八十

素因数分解:

2 2 × 3 3 × 5 1 × 59 1 × 883 1

素因数の和:960
約数の個数: 96
約数和(自身を含む): 89107200
約数和(自身を除く): 60974820

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 59, 60, 90, 108, 118, 135, 177, 180, 236, 270, 295, 354, 531, 540, 590, 708, 883, 885, 1062, 1180, 1593, 1766, 1770, 2124, 2649, 2655, 3186, 3532, 3540, 4415, 5298, 5310, 6372, 7947, 7965, 8830, 10596, 10620, 13245, 15894, 15930, 17660, 23841, 26490, 31788, 31860, 39735, 47682, 52097, 52980, 79470, 95364, 104194, 119205, 156291, 158940, 208388, 238410, 260485, 312582, 468873, 476820, 520970, 625164, 781455, 937746, 1041940, 1406619, 1562910, 1875492, 2344365, 2813238, 3125820, 4688730, 5626476, 7033095, 9377460, 14066190, 28132380]

約数ペア:
[(1, 28132380), (2, 14066190), (3, 9377460), (4, 7033095), (5, 5626476), (6, 4688730), (9, 3125820), (10, 2813238), (12, 2344365), (15, 1875492), (18, 1562910), (20, 1406619), (27, 1041940), (30, 937746), (36, 781455), (45, 625164), (54, 520970), (59, 476820), (60, 468873), (90, 312582), (108, 260485), (118, 238410), (135, 208388), (177, 158940), (180, 156291), (236, 119205), (270, 104194), (295, 95364), (354, 79470), (531, 52980), (540, 52097), (590, 47682), (708, 39735), (883, 31860), (885, 31788), (1062, 26490), (1180, 23841), (1593, 17660), (1766, 15930), (1770, 15894), (2124, 13245), (2649, 10620), (2655, 10596), (3186, 8830), (3532, 7965), (3540, 7947), (4415, 6372), (5298, 5310)]

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