About the Number

302940

302939 ← → 302941

2進数表記:1001001111101011100

漢数字表記:三十万二千九百四十

素因数分解:

2 2 × 3 4 × 5 1 × 11 1 × 17 1

素因数の和:49
約数の個数: 120
約数和(自身を含む): 1097712
約数和(自身を除く): 794772

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 27, 30, 33, 34, 36, 44, 45, 51, 54, 55, 60, 66, 68, 81, 85, 90, 99, 102, 108, 110, 132, 135, 153, 162, 165, 170, 180, 187, 198, 204, 220, 255, 270, 297, 306, 324, 330, 340, 374, 396, 405, 459, 495, 510, 540, 561, 594, 612, 660, 748, 765, 810, 891, 918, 935, 990, 1020, 1122, 1188, 1377, 1485, 1530, 1620, 1683, 1782, 1836, 1870, 1980, 2244, 2295, 2754, 2805, 2970, 3060, 3366, 3564, 3740, 4455, 4590, 5049, 5508, 5610, 5940, 6732, 6885, 8415, 8910, 9180, 10098, 11220, 13770, 15147, 16830, 17820, 20196, 25245, 27540, 30294, 33660, 50490, 60588, 75735, 100980, 151470, 302940]

約数ペア:
[(1, 302940), (2, 151470), (3, 100980), (4, 75735), (5, 60588), (6, 50490), (9, 33660), (10, 30294), (11, 27540), (12, 25245), (15, 20196), (17, 17820), (18, 16830), (20, 15147), (22, 13770), (27, 11220), (30, 10098), (33, 9180), (34, 8910), (36, 8415), (44, 6885), (45, 6732), (51, 5940), (54, 5610), (55, 5508), (60, 5049), (66, 4590), (68, 4455), (81, 3740), (85, 3564), (90, 3366), (99, 3060), (102, 2970), (108, 2805), (110, 2754), (132, 2295), (135, 2244), (153, 1980), (162, 1870), (165, 1836), (170, 1782), (180, 1683), (187, 1620), (198, 1530), (204, 1485), (220, 1377), (255, 1188), (270, 1122), (297, 1020), (306, 990), (324, 935), (330, 918), (340, 891), (374, 810), (396, 765), (405, 748), (459, 660), (495, 612), (510, 594), (540, 561)]

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