About the Number

379431780

379431779 ← → 379431781

2進数表記:10110100111011010101101100100

漢数字表記:三億七千九百四十三万千七百八十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 13 1 × 69493 1

素因数の和:69525
約数の個数: 96
約数和(自身を含む): 1307599104
約数和(自身を除く): 928167324

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 69493, 138986, 208479, 277972, 347465, 416958, 486451, 694930, 833916, 903409, 972902, 1042395, 1389860, 1459353, 1806818, 1945804, 2084790, 2432255, 2710227, 2918706, 3613636, 4169580, 4517045, 4864510, 5420454, 5837412, 6323863, 7296765, 9034090, 9729020, 10840908, 12647726, 13551135, 14593530, 18068180, 18971589, 25295452, 27102270, 29187060, 31619315, 37943178, 54204540, 63238630, 75886356, 94857945, 126477260, 189715890, 379431780]

約数ペア:
[(1, 379431780), (2, 189715890), (3, 126477260), (4, 94857945), (5, 75886356), (6, 63238630), (7, 54204540), (10, 37943178), (12, 31619315), (13, 29187060), (14, 27102270), (15, 25295452), (20, 18971589), (21, 18068180), (26, 14593530), (28, 13551135), (30, 12647726), (35, 10840908), (39, 9729020), (42, 9034090), (52, 7296765), (60, 6323863), (65, 5837412), (70, 5420454), (78, 4864510), (84, 4517045), (91, 4169580), (105, 3613636), (130, 2918706), (140, 2710227), (156, 2432255), (182, 2084790), (195, 1945804), (210, 1806818), (260, 1459353), (273, 1389860), (364, 1042395), (390, 972902), (420, 903409), (455, 833916), (546, 694930), (780, 486451), (910, 416958), (1092, 347465), (1365, 277972), (1820, 208479), (2730, 138986), (5460, 69493)]

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