About the Number

142574640

142574639 ← → 142574641

2進数表記:1000011111111000010000110000

漢数字表記:一億四千二百五十七万四千六百四十

素因数分解:

2 4 × 3 1 × 5 1 × 13 1 × 45697 1

素因数の和:45726
約数の個数: 80
約数和(自身を含む): 475990368
約数和(自身を除く): 333415728

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 45697, 91394, 137091, 182788, 228485, 274182, 365576, 456970, 548364, 594061, 685455, 731152, 913940, 1096728, 1188122, 1370910, 1782183, 1827880, 2193456, 2376244, 2741820, 2970305, 3564366, 3655760, 4752488, 5483640, 5940610, 7128732, 8910915, 9504976, 10967280, 11881220, 14257464, 17821830, 23762440, 28514928, 35643660, 47524880, 71287320, 142574640]

約数ペア:
[(1, 142574640), (2, 71287320), (3, 47524880), (4, 35643660), (5, 28514928), (6, 23762440), (8, 17821830), (10, 14257464), (12, 11881220), (13, 10967280), (15, 9504976), (16, 8910915), (20, 7128732), (24, 5940610), (26, 5483640), (30, 4752488), (39, 3655760), (40, 3564366), (48, 2970305), (52, 2741820), (60, 2376244), (65, 2193456), (78, 1827880), (80, 1782183), (104, 1370910), (120, 1188122), (130, 1096728), (156, 913940), (195, 731152), (208, 685455), (240, 594061), (260, 548364), (312, 456970), (390, 365576), (520, 274182), (624, 228485), (780, 182788), (1040, 137091), (1560, 91394), (3120, 45697)]

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