About the Number

1296278640

1296278639 ← → 1296278641

2進数表記:1001101010000111010010001110000

漢数字表記:十二億九千六百二十七万八千六百四十

素因数分解:

2 4 × 3 7 × 5 1 × 31 1 × 239 1

素因数の和:304
約数の個数: 320
約数和(自身を含む): 4685414400
約数和(自身を除く): 3389135760

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 108, 120, 124, 135, 144, 155, 162, 180, 186, 216, 239, 240, 243, 248, 270, 279, 310, 324, 360, 372, 405, 432, 465, 478, 486, 496, 540, 558, 620, 648, 717, 720, 729, 744, 810, 837, 930, 956, 972, 1080, 1116, 1195, 1215, 1240, 1296, 1395, 1434, 1458, 1488, 1620, 1674, 1860, 1912, 1944, 2151, 2160, 2187, 2232, 2390, 2430, 2480, 2511, 2790, 2868, 2916, 3240, 3348, 3585, 3645, 3720, 3824, 3888, 4185, 4302, 4374, 4464, 4780, 4860, 5022, 5580, 5736, 5832, 6453, 6480, 6696, 7170, 7290, 7409, 7440, 7533, 8370, 8604, 8748, 9560, 9720, 10044, 10755, 10935, 11160, 11472, 11664, 12555, 12906, 13392, 14340, 14580, 14818, 15066, 16740, 17208, 17496, 19120, 19359, 19440, 20088, 21510, 21870, 22227, 22320, 22599, 25110, 25812, 28680, 29160, 29636, 30132, 32265, 33480, 34416, 34992, 37045, 37665, 38718, 40176, 43020, 43740, 44454, 45198, 50220, 51624, 57360, 58077, 58320, 59272, 60264, 64530, 66681, 66960, 67797, 74090, 75330, 77436, 86040, 87480, 88908, 90396, 96795, 100440, 103248, 111135, 112995, 116154, 118544, 120528, 129060, 133362, 135594, 148180, 150660, 154872, 172080, 174231, 174960, 177816, 180792, 193590, 200043, 200880, 222270, 225990, 232308, 258120, 266724, 271188, 290385, 296360, 301320, 309744, 333405, 338985, 348462, 355632, 361584, 387180, 400086, 444540, 451980, 464616, 516240, 522693, 533448, 542376, 580770, 592720, 600129, 602640, 666810, 677970, 696924, 774360, 800172, 871155, 889080, 903960, 929232, 1000215, 1045386, 1066896, 1084752, 1161540, 1200258, 1333620, 1355940, 1393848, 1548720, 1600344, 1742310, 1778160, 1800387, 1807920, 2000430, 2090772, 2323080, 2400516, 2613465, 2667240, 2711880, 2787696, 3000645, 3200688, 3484620, 3600774, 4000860, 4181544, 4646160, 4801032, 5226930, 5334480, 5401161, 5423760, 6001290, 6969240, 7201548, 8001720, 8363088, 9001935, 9602064, 10453860, 10802322, 12002580, 13938480, 14403096, 16003440, 16203483, 18003870, 20907720, 21604644, 24005160, 27005805, 28806192, 32406966, 36007740, 41815440, 43209288, 48010320, 54011610, 64813932, 72015480, 81017415, 86418576, 108023220, 129627864, 144030960, 162034830, 216046440, 259255728, 324069660, 432092880, 648139320, 1296278640]

約数ペア:
[(1, 1296278640), (2, 648139320), (3, 432092880), (4, 324069660), (5, 259255728), (6, 216046440), (8, 162034830), (9, 144030960), (10, 129627864), (12, 108023220), (15, 86418576), (16, 81017415), (18, 72015480), (20, 64813932), (24, 54011610), (27, 48010320), (30, 43209288), (31, 41815440), (36, 36007740), (40, 32406966), (45, 28806192), (48, 27005805), (54, 24005160), (60, 21604644), (62, 20907720), (72, 18003870), (80, 16203483), (81, 16003440), (90, 14403096), (93, 13938480), (108, 12002580), (120, 10802322), (124, 10453860), (135, 9602064), (144, 9001935), (155, 8363088), (162, 8001720), (180, 7201548), (186, 6969240), (216, 6001290), (239, 5423760), (240, 5401161), (243, 5334480), (248, 5226930), (270, 4801032), (279, 4646160), (310, 4181544), (324, 4000860), (360, 3600774), (372, 3484620), (405, 3200688), (432, 3000645), (465, 2787696), (478, 2711880), (486, 2667240), (496, 2613465), (540, 2400516), (558, 2323080), (620, 2090772), (648, 2000430), (717, 1807920), (720, 1800387), (729, 1778160), (744, 1742310), (810, 1600344), (837, 1548720), (930, 1393848), (956, 1355940), (972, 1333620), (1080, 1200258), (1116, 1161540), (1195, 1084752), (1215, 1066896), (1240, 1045386), (1296, 1000215), (1395, 929232), (1434, 903960), (1458, 889080), (1488, 871155), (1620, 800172), (1674, 774360), (1860, 696924), (1912, 677970), (1944, 666810), (2151, 602640), (2160, 600129), (2187, 592720), (2232, 580770), (2390, 542376), (2430, 533448), (2480, 522693), (2511, 516240), (2790, 464616), (2868, 451980), (2916, 444540), (3240, 400086), (3348, 387180), (3585, 361584), (3645, 355632), (3720, 348462), (3824, 338985), (3888, 333405), (4185, 309744), (4302, 301320), (4374, 296360), (4464, 290385), (4780, 271188), (4860, 266724), (5022, 258120), (5580, 232308), (5736, 225990), (5832, 222270), (6453, 200880), (6480, 200043), (6696, 193590), (7170, 180792), (7290, 177816), (7409, 174960), (7440, 174231), (7533, 172080), (8370, 154872), (8604, 150660), (8748, 148180), (9560, 135594), (9720, 133362), (10044, 129060), (10755, 120528), (10935, 118544), (11160, 116154), (11472, 112995), (11664, 111135), (12555, 103248), (12906, 100440), (13392, 96795), (14340, 90396), (14580, 88908), (14818, 87480), (15066, 86040), (16740, 77436), (17208, 75330), (17496, 74090), (19120, 67797), (19359, 66960), (19440, 66681), (20088, 64530), (21510, 60264), (21870, 59272), (22227, 58320), (22320, 58077), (22599, 57360), (25110, 51624), (25812, 50220), (28680, 45198), (29160, 44454), (29636, 43740), (30132, 43020), (32265, 40176), (33480, 38718), (34416, 37665), (34992, 37045)]

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