About the Number

130091280

130091279 ← → 130091281

2進数表記:111110000010000100100010000

漢数字表記:一億三千九万千二百八十

素因数分解:

2 4 × 3 1 × 5 1 × 11 1 × 49277 1

素因数の和:49304
約数の個数: 80
約数和(自身を含む): 439953984
約数和(自身を除く): 309862704

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 49277, 98554, 147831, 197108, 246385, 295662, 394216, 492770, 542047, 591324, 739155, 788432, 985540, 1084094, 1182648, 1478310, 1626141, 1971080, 2168188, 2365296, 2710235, 2956620, 3252282, 3942160, 4336376, 5420470, 5913240, 6504564, 8130705, 8672752, 10840940, 11826480, 13009128, 16261410, 21681880, 26018256, 32522820, 43363760, 65045640, 130091280]

約数ペア:
[(1, 130091280), (2, 65045640), (3, 43363760), (4, 32522820), (5, 26018256), (6, 21681880), (8, 16261410), (10, 13009128), (11, 11826480), (12, 10840940), (15, 8672752), (16, 8130705), (20, 6504564), (22, 5913240), (24, 5420470), (30, 4336376), (33, 3942160), (40, 3252282), (44, 2956620), (48, 2710235), (55, 2365296), (60, 2168188), (66, 1971080), (80, 1626141), (88, 1478310), (110, 1182648), (120, 1084094), (132, 985540), (165, 788432), (176, 739155), (220, 591324), (240, 542047), (264, 492770), (330, 394216), (440, 295662), (528, 246385), (660, 197108), (880, 147831), (1320, 98554), (2640, 49277)]

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