About the Number

138456480

138456479 ← → 138456481

2進数表記:1000010000001010110110100000

漢数字表記:一億三千八百四十五万六千四百八十

素因数分解:

2 5 × 3 1 × 5 1 × 59 1 × 4889 1

素因数の和:4966
約数の個数: 96
約数和(自身を含む): 443620800
約数和(自身を除く): 305164320

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 80, 96, 118, 120, 160, 177, 236, 240, 295, 354, 472, 480, 590, 708, 885, 944, 1180, 1416, 1770, 1888, 2360, 2832, 3540, 4720, 4889, 5664, 7080, 9440, 9778, 14160, 14667, 19556, 24445, 28320, 29334, 39112, 48890, 58668, 73335, 78224, 97780, 117336, 146670, 156448, 195560, 234672, 288451, 293340, 391120, 469344, 576902, 586680, 782240, 865353, 1153804, 1173360, 1442255, 1730706, 2307608, 2346720, 2884510, 3461412, 4326765, 4615216, 5769020, 6922824, 8653530, 9230432, 11538040, 13845648, 17307060, 23076080, 27691296, 34614120, 46152160, 69228240, 138456480]

約数ペア:
[(1, 138456480), (2, 69228240), (3, 46152160), (4, 34614120), (5, 27691296), (6, 23076080), (8, 17307060), (10, 13845648), (12, 11538040), (15, 9230432), (16, 8653530), (20, 6922824), (24, 5769020), (30, 4615216), (32, 4326765), (40, 3461412), (48, 2884510), (59, 2346720), (60, 2307608), (80, 1730706), (96, 1442255), (118, 1173360), (120, 1153804), (160, 865353), (177, 782240), (236, 586680), (240, 576902), (295, 469344), (354, 391120), (472, 293340), (480, 288451), (590, 234672), (708, 195560), (885, 156448), (944, 146670), (1180, 117336), (1416, 97780), (1770, 78224), (1888, 73335), (2360, 58668), (2832, 48890), (3540, 39112), (4720, 29334), (4889, 28320), (5664, 24445), (7080, 19556), (9440, 14667), (9778, 14160)]

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