About the Number

72100080

72100079 ← → 72100081

2進数表記:100010011000010100011110000

漢数字表記:七千二百十万八十

素因数分解:

2 4 × 3 2 × 5 1 × 13 1 × 7703 1

素因数の和:7735
約数の個数: 120
約数和(自身を含む): 260795808
約数和(自身を除く): 188695728

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 7703, 9360, 15406, 23109, 30812, 38515, 46218, 61624, 69327, 77030, 92436, 100139, 115545, 123248, 138654, 154060, 184872, 200278, 231090, 277308, 300417, 308120, 346635, 369744, 400556, 462180, 500695, 554616, 600834, 616240, 693270, 801112, 901251, 924360, 1001390, 1109232, 1201668, 1386540, 1502085, 1602224, 1802502, 1848720, 2002780, 2403336, 2773080, 3004170, 3605004, 4005560, 4506255, 4806672, 5546160, 6008340, 7210008, 8011120, 9012510, 12016680, 14420016, 18025020, 24033360, 36050040, 72100080]

約数ペア:
[(1, 72100080), (2, 36050040), (3, 24033360), (4, 18025020), (5, 14420016), (6, 12016680), (8, 9012510), (9, 8011120), (10, 7210008), (12, 6008340), (13, 5546160), (15, 4806672), (16, 4506255), (18, 4005560), (20, 3605004), (24, 3004170), (26, 2773080), (30, 2403336), (36, 2002780), (39, 1848720), (40, 1802502), (45, 1602224), (48, 1502085), (52, 1386540), (60, 1201668), (65, 1109232), (72, 1001390), (78, 924360), (80, 901251), (90, 801112), (104, 693270), (117, 616240), (120, 600834), (130, 554616), (144, 500695), (156, 462180), (180, 400556), (195, 369744), (208, 346635), (234, 308120), (240, 300417), (260, 277308), (312, 231090), (360, 200278), (390, 184872), (468, 154060), (520, 138654), (585, 123248), (624, 115545), (720, 100139), (780, 92436), (936, 77030), (1040, 69327), (1170, 61624), (1560, 46218), (1872, 38515), (2340, 30812), (3120, 23109), (4680, 15406), (7703, 9360)]

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