9778844740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{587}}^1$

素因数の和:890

約数の個数: 144

約数和(自身を含む): 24324572160

約数和(自身を除く): 14545727420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 89, 98, 140, 178, 191, 196, 245, 356, 382, 445, 490, 587, 623, 764, 890, 955, 980, 1174, 1246, 1337, 1780, 1910, 2348, 2492, 2674, 2935, 3115, 3820, 4109, 4361, 5348, 5870, 6230, 6685, 8218, 8722, 9359, 11740, 12460, 13370, 16436, 16999, 17444, 18718, 20545, 21805, 26740, 28763, 33998, 37436, 41090, 43610, 46795, 52243, 57526, 67996, 82180, 84995, 87220, 93590, 104486, 112117, 115052, 118993, 143815, 169990, 187180, 208972, 224234, 237986, 261215, 287630, 339980, 365701, 448468, 475972, 522430, 560585, 575260, 594965, 731402, 784819, 832951, 1044860, 1121170, 1189930, 1462804, 1569638, 1665902, 1828505, 2242340, 2379860, 2559907, 3139276, 3331804, 3657010, 3924095, 4164755, 5119814, 5493733, 7314020, 7848190, 8329510, 9978413, 10239628, 10987466, 12799535, 15696380, 16659020, 19956826, 21974932, 25599070, 27468665, 39913652, 49892065, 51198140, 54937330, 69848891, 99784130, 109874660, 139697782, 199568260, 279395564, 349244455, 488942237, 698488910, 977884474, 1396977820, 1955768948, 2444711185, 4889422370, 9778844740]

約数ペア:

[(1, 9778844740), (2, 4889422370), (4, 2444711185), (5, 1955768948), (7, 1396977820), (10, 977884474), (14, 698488910), (20, 488942237), (28, 349244455), (35, 279395564), (49, 199568260), (70, 139697782), (89, 109874660), (98, 99784130), (140, 69848891), (178, 54937330), (191, 51198140), (196, 49892065), (245, 39913652), (356, 27468665), (382, 25599070), (445, 21974932), (490, 19956826), (587, 16659020), (623, 15696380), (764, 12799535), (890, 10987466), (955, 10239628), (980, 9978413), (1174, 8329510), (1246, 7848190), (1337, 7314020), (1780, 5493733), (1910, 5119814), (2348, 4164755), (2492, 3924095), (2674, 3657010), (2935, 3331804), (3115, 3139276), (3820, 2559907), (4109, 2379860), (4361, 2242340), (5348, 1828505), (5870, 1665902), (6230, 1569638), (6685, 1462804), (8218, 1189930), (8722, 1121170), (9359, 1044860), (11740, 832951), (12460, 784819), (13370, 731402), (16436, 594965), (16999, 575260), (17444, 560585), (18718, 522430), (20545, 475972), (21805, 448468), (26740, 365701), (28763, 339980), (33998, 287630), (37436, 261215), (41090, 237986), (43610, 224234), (46795, 208972), (52243, 187180), (57526, 169990), (67996, 143815), (82180, 118993), (84995, 115052), (87220, 112117), (93590, 104486)]