1268963920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1091}}^1$

素因数の和:1209

約数の個数: 160

約数和(自身を含む): 3535773696

約数和(自身を除く): 2266809776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 67, 70, 80, 112, 124, 134, 140, 155, 217, 248, 268, 280, 310, 335, 434, 469, 496, 536, 560, 620, 670, 868, 938, 1072, 1085, 1091, 1240, 1340, 1736, 1876, 2077, 2170, 2182, 2345, 2480, 2680, 3472, 3752, 4154, 4340, 4364, 4690, 5360, 5455, 7504, 7637, 8308, 8680, 8728, 9380, 10385, 10910, 14539, 15274, 16616, 17360, 17456, 18760, 20770, 21820, 29078, 30548, 33232, 33821, 37520, 38185, 41540, 43640, 58156, 61096, 67642, 72695, 73097, 76370, 83080, 87280, 116312, 122192, 135284, 145390, 146194, 152740, 166160, 169105, 232624, 236747, 270568, 290780, 292388, 305480, 338210, 365485, 473494, 511679, 541136, 581560, 584776, 610960, 676420, 730970, 946988, 1023358, 1163120, 1169552, 1183735, 1352840, 1461940, 1893976, 2046716, 2266007, 2367470, 2558395, 2705680, 2923880, 3787952, 4093432, 4532014, 4734940, 5116790, 5847760, 8186864, 9064028, 9469880, 10233580, 11330035, 15862049, 18128056, 18939760, 20467160, 22660070, 31724098, 36256112, 40934320, 45320140, 63448196, 79310245, 90640280, 126896392, 158620490, 181280560, 253792784, 317240980, 634481960, 1268963920]

約数ペア:

[(1, 1268963920), (2, 634481960), (4, 317240980), (5, 253792784), (7, 181280560), (8, 158620490), (10, 126896392), (14, 90640280), (16, 79310245), (20, 63448196), (28, 45320140), (31, 40934320), (35, 36256112), (40, 31724098), (56, 22660070), (62, 20467160), (67, 18939760), (70, 18128056), (80, 15862049), (112, 11330035), (124, 10233580), (134, 9469880), (140, 9064028), (155, 8186864), (217, 5847760), (248, 5116790), (268, 4734940), (280, 4532014), (310, 4093432), (335, 3787952), (434, 2923880), (469, 2705680), (496, 2558395), (536, 2367470), (560, 2266007), (620, 2046716), (670, 1893976), (868, 1461940), (938, 1352840), (1072, 1183735), (1085, 1169552), (1091, 1163120), (1240, 1023358), (1340, 946988), (1736, 730970), (1876, 676420), (2077, 610960), (2170, 584776), (2182, 581560), (2345, 541136), (2480, 511679), (2680, 473494), (3472, 365485), (3752, 338210), (4154, 305480), (4340, 292388), (4364, 290780), (4690, 270568), (5360, 236747), (5455, 232624), (7504, 169105), (7637, 166160), (8308, 152740), (8680, 146194), (8728, 145390), (9380, 135284), (10385, 122192), (10910, 116312), (14539, 87280), (15274, 83080), (16616, 76370), (17360, 73097), (17456, 72695), (18760, 67642), (20770, 61096), (21820, 58156), (29078, 43640), (30548, 41540), (33232, 38185), (33821, 37520)]