About the Number

131183640

131183639 ← → 131183641

2進数表記:111110100011011010000011000

漢数字表記:一億三千百十八万三千六百四十

素因数分解:

2 3 × 3 2 × 5 1 × 7 1 × 52057 1

素因数の和:52081
約数の個数: 96
約数和(自身を含む): 487262880
約数和(自身を除く): 356079240

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 52057, 104114, 156171, 208228, 260285, 312342, 364399, 416456, 468513, 520570, 624684, 728798, 780855, 937026, 1041140, 1093197, 1249368, 1457596, 1561710, 1821995, 1874052, 2082280, 2186394, 2342565, 2915192, 3123420, 3279591, 3643990, 3748104, 4372788, 4685130, 5465985, 6246840, 6559182, 7287980, 8745576, 9370260, 10931970, 13118364, 14575960, 16397955, 18740520, 21863940, 26236728, 32795910, 43727880, 65591820, 131183640]

約数ペア:
[(1, 131183640), (2, 65591820), (3, 43727880), (4, 32795910), (5, 26236728), (6, 21863940), (7, 18740520), (8, 16397955), (9, 14575960), (10, 13118364), (12, 10931970), (14, 9370260), (15, 8745576), (18, 7287980), (20, 6559182), (21, 6246840), (24, 5465985), (28, 4685130), (30, 4372788), (35, 3748104), (36, 3643990), (40, 3279591), (42, 3123420), (45, 2915192), (56, 2342565), (60, 2186394), (63, 2082280), (70, 1874052), (72, 1821995), (84, 1561710), (90, 1457596), (105, 1249368), (120, 1093197), (126, 1041140), (140, 937026), (168, 780855), (180, 728798), (210, 624684), (252, 520570), (280, 468513), (315, 416456), (360, 364399), (420, 312342), (504, 260285), (630, 208228), (840, 156171), (1260, 104114), (2520, 52057)]

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