About the Number

129801240

129801239 ← → 129801241

2進数表記:111101111001001110000011000

漢数字表記:一億二千九百八十万千二百四十

素因数分解:

2 3 × 3 2 × 5 1 × 53 1 × 6803 1

素因数の和:6873
約数の個数: 96
約数和(自身を含む): 429876720
約数和(自身を除く): 300075480

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 53, 60, 72, 90, 106, 120, 159, 180, 212, 265, 318, 360, 424, 477, 530, 636, 795, 954, 1060, 1272, 1590, 1908, 2120, 2385, 3180, 3816, 4770, 6360, 6803, 9540, 13606, 19080, 20409, 27212, 34015, 40818, 54424, 61227, 68030, 81636, 102045, 122454, 136060, 163272, 204090, 244908, 272120, 306135, 360559, 408180, 489816, 612270, 721118, 816360, 1081677, 1224540, 1442236, 1802795, 2163354, 2449080, 2884472, 3245031, 3605590, 4326708, 5408385, 6490062, 7211180, 8653416, 10816770, 12980124, 14422360, 16225155, 21633540, 25960248, 32450310, 43267080, 64900620, 129801240]

約数ペア:
[(1, 129801240), (2, 64900620), (3, 43267080), (4, 32450310), (5, 25960248), (6, 21633540), (8, 16225155), (9, 14422360), (10, 12980124), (12, 10816770), (15, 8653416), (18, 7211180), (20, 6490062), (24, 5408385), (30, 4326708), (36, 3605590), (40, 3245031), (45, 2884472), (53, 2449080), (60, 2163354), (72, 1802795), (90, 1442236), (106, 1224540), (120, 1081677), (159, 816360), (180, 721118), (212, 612270), (265, 489816), (318, 408180), (360, 360559), (424, 306135), (477, 272120), (530, 244908), (636, 204090), (795, 163272), (954, 136060), (1060, 122454), (1272, 102045), (1590, 81636), (1908, 68030), (2120, 61227), (2385, 54424), (3180, 40818), (3816, 34015), (4770, 27212), (6360, 20409), (6803, 19080), (9540, 13606)]

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