639885744

素因数分解:

$2^4\times 3^4\times {\mathrm{131}}^1\times {\mathrm{3769}}^1$

素因数の和:3920

約数の個数: 100

約数和(自身を含む): 1866647640

約数和(自身を除く): 1226761896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 131, 144, 162, 216, 262, 324, 393, 432, 524, 648, 786, 1048, 1179, 1296, 1572, 2096, 2358, 3144, 3537, 3769, 4716, 6288, 7074, 7538, 9432, 10611, 11307, 14148, 15076, 18864, 21222, 22614, 28296, 30152, 33921, 42444, 45228, 56592, 60304, 67842, 84888, 90456, 101763, 135684, 169776, 180912, 203526, 271368, 305289, 407052, 493739, 542736, 610578, 814104, 987478, 1221156, 1481217, 1628208, 1974956, 2442312, 2962434, 3949912, 4443651, 4884624, 5924868, 7899824, 8887302, 11849736, 13330953, 17774604, 23699472, 26661906, 35549208, 39992859, 53323812, 71098416, 79985718, 106647624, 159971436, 213295248, 319942872, 639885744]

約数ペア:

[(1, 639885744), (2, 319942872), (3, 213295248), (4, 159971436), (6, 106647624), (8, 79985718), (9, 71098416), (12, 53323812), (16, 39992859), (18, 35549208), (24, 26661906), (27, 23699472), (36, 17774604), (48, 13330953), (54, 11849736), (72, 8887302), (81, 7899824), (108, 5924868), (131, 4884624), (144, 4443651), (162, 3949912), (216, 2962434), (262, 2442312), (324, 1974956), (393, 1628208), (432, 1481217), (524, 1221156), (648, 987478), (786, 814104), (1048, 610578), (1179, 542736), (1296, 493739), (1572, 407052), (2096, 305289), (2358, 271368), (3144, 203526), (3537, 180912), (3769, 169776), (4716, 135684), (6288, 101763), (7074, 90456), (7538, 84888), (9432, 67842), (10611, 60304), (11307, 56592), (14148, 45228), (15076, 42444), (18864, 33921), (21222, 30152), (22614, 28296)]