About the Number

728009980740

728009980739 ← → 728009980741

2進数表記:1010100110000000110001101011101101000100

漢数字表記:七千二百八十億九百九十八万七百四十

素因数分解:

2 2 × 3 4 × 5 1 × 7 1 × 64198411 1

素因数の和:64198439
約数の個数: 120
約数和(自身を含む): 2610050638272
約数和(自身を除く): 1882040657532

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 64198411, 128396822, 192595233, 256793644, 320992055, 385190466, 449388877, 577785699, 641984110, 770380932, 898777754, 962976165, 1155571398, 1283968220, 1348166631, 1733357097, 1797555508, 1925952330, 2246944385, 2311142796, 2696333262, 2888928495, 3466714194, 3851904660, 4044499893, 4493888770, 5200071291, 5392666524, 5777856990, 6740833155, 6933428388, 8088999786, 8666785485, 8987777540, 10400142582, 11555713980, 12133499679, 13481666310, 16177999572, 17333570970, 20222499465, 20800285164, 24266999358, 26000356455, 26963332620, 34667141940, 36400499037, 40444998930, 48533998716, 52000712910, 60667498395, 72800998074, 80889997860, 104001425820, 121334996790, 145601996148, 182002495185, 242669993580, 364004990370, 728009980740]

約数ペア:
[(1, 728009980740), (2, 364004990370), (3, 242669993580), (4, 182002495185), (5, 145601996148), (6, 121334996790), (7, 104001425820), (9, 80889997860), (10, 72800998074), (12, 60667498395), (14, 52000712910), (15, 48533998716), (18, 40444998930), (20, 36400499037), (21, 34667141940), (27, 26963332620), (28, 26000356455), (30, 24266999358), (35, 20800285164), (36, 20222499465), (42, 17333570970), (45, 16177999572), (54, 13481666310), (60, 12133499679), (63, 11555713980), (70, 10400142582), (81, 8987777540), (84, 8666785485), (90, 8088999786), (105, 6933428388), (108, 6740833155), (126, 5777856990), (135, 5392666524), (140, 5200071291), (162, 4493888770), (180, 4044499893), (189, 3851904660), (210, 3466714194), (252, 2888928495), (270, 2696333262), (315, 2311142796), (324, 2246944385), (378, 1925952330), (405, 1797555508), (420, 1733357097), (540, 1348166631), (567, 1283968220), (630, 1155571398), (756, 962976165), (810, 898777754), (945, 770380932), (1134, 641984110), (1260, 577785699), (1620, 449388877), (1890, 385190466), (2268, 320992055), (2835, 256793644), (3780, 192595233), (5670, 128396822), (11340, 64198411)]

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