685424740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:187

約数の個数: 288

約数和(自身を含む): 2023830144

約数和(自身を除く): 1338405404

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 49, 52, 55, 65, 67, 70, 73, 77, 91, 98, 110, 130, 134, 140, 143, 146, 154, 182, 196, 220, 245, 260, 268, 286, 292, 308, 335, 364, 365, 385, 455, 469, 490, 511, 539, 572, 637, 670, 715, 730, 737, 770, 803, 871, 910, 938, 949, 980, 1001, 1022, 1078, 1274, 1340, 1430, 1460, 1474, 1540, 1606, 1742, 1820, 1876, 1898, 2002, 2044, 2156, 2345, 2548, 2555, 2695, 2860, 2948, 3185, 3212, 3283, 3484, 3577, 3685, 3796, 4004, 4015, 4355, 4690, 4745, 4891, 5005, 5110, 5159, 5390, 5621, 6097, 6370, 6566, 6643, 7007, 7154, 7370, 8030, 8710, 9380, 9490, 9581, 9782, 10010, 10220, 10318, 10439, 10780, 11242, 12194, 12740, 13132, 13286, 14014, 14308, 14740, 16060, 16415, 17420, 17885, 18980, 19162, 19564, 20020, 20636, 20878, 22484, 24388, 24455, 25795, 26572, 28028, 28105, 30485, 32830, 33215, 34237, 35035, 35770, 36113, 38324, 39347, 41756, 42679, 46501, 47905, 48910, 51590, 52195, 53801, 56210, 60970, 63583, 65660, 66430, 67067, 68474, 70070, 71540, 72226, 73073, 78694, 85358, 93002, 95810, 97820, 103180, 104390, 107602, 112420, 121940, 127166, 132860, 134134, 136948, 140140, 144452, 146146, 157388, 170716, 171185, 180565, 186004, 191620, 196735, 208780, 213395, 215204, 232505, 239659, 254332, 268268, 269005, 292292, 317915, 335335, 342370, 361130, 365365, 376607, 393470, 426790, 445081, 465010, 469469, 479318, 511511, 538010, 635830, 670670, 684740, 699413, 722260, 730730, 753214, 786940, 853580, 890162, 930020, 938938, 958636, 1023022, 1076020, 1198295, 1271660, 1341340, 1398826, 1461460, 1506428, 1780324, 1877876, 1883035, 2046044, 2225405, 2347345, 2396590, 2557555, 2636249, 2797652, 3115567, 3497065, 3766070, 4450810, 4694690, 4793180, 4895891, 5115110, 5272498, 6231134, 6994130, 7532140, 8901620, 9389380, 9791782, 10230220, 10544996, 12462268, 13181245, 13988260, 15577835, 19583564, 24479455, 26362490, 31155670, 34271237, 48958910, 52724980, 62311340, 68542474, 97917820, 137084948, 171356185, 342712370, 685424740]

約数ペア:

[(1, 685424740), (2, 342712370), (4, 171356185), (5, 137084948), (7, 97917820), (10, 68542474), (11, 62311340), (13, 52724980), (14, 48958910), (20, 34271237), (22, 31155670), (26, 26362490), (28, 24479455), (35, 19583564), (44, 15577835), (49, 13988260), (52, 13181245), (55, 12462268), (65, 10544996), (67, 10230220), (70, 9791782), (73, 9389380), (77, 8901620), (91, 7532140), (98, 6994130), (110, 6231134), (130, 5272498), (134, 5115110), (140, 4895891), (143, 4793180), (146, 4694690), (154, 4450810), (182, 3766070), (196, 3497065), (220, 3115567), (245, 2797652), (260, 2636249), (268, 2557555), (286, 2396590), (292, 2347345), (308, 2225405), (335, 2046044), (364, 1883035), (365, 1877876), (385, 1780324), (455, 1506428), (469, 1461460), (490, 1398826), (511, 1341340), (539, 1271660), (572, 1198295), (637, 1076020), (670, 1023022), (715, 958636), (730, 938938), (737, 930020), (770, 890162), (803, 853580), (871, 786940), (910, 753214), (938, 730730), (949, 722260), (980, 699413), (1001, 684740), (1022, 670670), (1078, 635830), (1274, 538010), (1340, 511511), (1430, 479318), (1460, 469469), (1474, 465010), (1540, 445081), (1606, 426790), (1742, 393470), (1820, 376607), (1876, 365365), (1898, 361130), (2002, 342370), (2044, 335335), (2156, 317915), (2345, 292292), (2548, 269005), (2555, 268268), (2695, 254332), (2860, 239659), (2948, 232505), (3185, 215204), (3212, 213395), (3283, 208780), (3484, 196735), (3577, 191620), (3685, 186004), (3796, 180565), (4004, 171185), (4015, 170716), (4355, 157388), (4690, 146146), (4745, 144452), (4891, 140140), (5005, 136948), (5110, 134134), (5159, 132860), (5390, 127166), (5621, 121940), (6097, 112420), (6370, 107602), (6566, 104390), (6643, 103180), (7007, 97820), (7154, 95810), (7370, 93002), (8030, 85358), (8710, 78694), (9380, 73073), (9490, 72226), (9581, 71540), (9782, 70070), (10010, 68474), (10220, 67067), (10318, 66430), (10439, 65660), (10780, 63583), (11242, 60970), (12194, 56210), (12740, 53801), (13132, 52195), (13286, 51590), (14014, 48910), (14308, 47905), (14740, 46501), (16060, 42679), (16415, 41756), (17420, 39347), (17885, 38324), (18980, 36113), (19162, 35770), (19564, 35035), (20020, 34237), (20636, 33215), (20878, 32830), (22484, 30485), (24388, 28105), (24455, 28028), (25795, 26572)]