20177143140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1123}}^1\times {\mathrm{3889}}^1$

素因数の和:5042

約数の個数: 192

約数和(自身を含む): 70517422080

約数和(自身を除く): 50340278940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1123, 1155, 1540, 2246, 2310, 3369, 3889, 4492, 4620, 5615, 6738, 7778, 7861, 11230, 11667, 12353, 13476, 15556, 15722, 16845, 19445, 22460, 23334, 23583, 24706, 27223, 31444, 33690, 37059, 38890, 39305, 42779, 46668, 47166, 49412, 54446, 58335, 61765, 67380, 74118, 77780, 78610, 81669, 85558, 86471, 94332, 108892, 116670, 117915, 123530, 128337, 136115, 148236, 157220, 163338, 171116, 172942, 185295, 213895, 233340, 235830, 247060, 256674, 259413, 272230, 299453, 326676, 345884, 370590, 408345, 427790, 432355, 471660, 513348, 518826, 544460, 598906, 641685, 741180, 816690, 855580, 864710, 898359, 1037652, 1197812, 1283370, 1297065, 1497265, 1633380, 1729420, 1796718, 2566740, 2594130, 2994530, 3593436, 4367347, 4491795, 5188260, 5989060, 8734694, 8983590, 13102041, 17469388, 17967180, 21836735, 26204082, 30571429, 43673470, 48040817, 52408164, 61142858, 65510205, 87346940, 91714287, 96081634, 122285716, 131020410, 144122451, 152857145, 183428574, 192163268, 240204085, 262040820, 288244902, 305714290, 336285719, 366857148, 458571435, 480408170, 576489804, 611428580, 672571438, 720612255, 917142870, 960816340, 1008857157, 1345142876, 1441224510, 1681428595, 1834285740, 2017714314, 2882449020, 3362857190, 4035428628, 5044285785, 6725714380, 10088571570, 20177143140]

約数ペア:

[(1, 20177143140), (2, 10088571570), (3, 6725714380), (4, 5044285785), (5, 4035428628), (6, 3362857190), (7, 2882449020), (10, 2017714314), (11, 1834285740), (12, 1681428595), (14, 1441224510), (15, 1345142876), (20, 1008857157), (21, 960816340), (22, 917142870), (28, 720612255), (30, 672571438), (33, 611428580), (35, 576489804), (42, 480408170), (44, 458571435), (55, 366857148), (60, 336285719), (66, 305714290), (70, 288244902), (77, 262040820), (84, 240204085), (105, 192163268), (110, 183428574), (132, 152857145), (140, 144122451), (154, 131020410), (165, 122285716), (210, 96081634), (220, 91714287), (231, 87346940), (308, 65510205), (330, 61142858), (385, 52408164), (420, 48040817), (462, 43673470), (660, 30571429), (770, 26204082), (924, 21836735), (1123, 17967180), (1155, 17469388), (1540, 13102041), (2246, 8983590), (2310, 8734694), (3369, 5989060), (3889, 5188260), (4492, 4491795), (4620, 4367347), (5615, 3593436), (6738, 2994530), (7778, 2594130), (7861, 2566740), (11230, 1796718), (11667, 1729420), (12353, 1633380), (13476, 1497265), (15556, 1297065), (15722, 1283370), (16845, 1197812), (19445, 1037652), (22460, 898359), (23334, 864710), (23583, 855580), (24706, 816690), (27223, 741180), (31444, 641685), (33690, 598906), (37059, 544460), (38890, 518826), (39305, 513348), (42779, 471660), (46668, 432355), (47166, 427790), (49412, 408345), (54446, 370590), (58335, 345884), (61765, 326676), (67380, 299453), (74118, 272230), (77780, 259413), (78610, 256674), (81669, 247060), (85558, 235830), (86471, 233340), (94332, 213895), (108892, 185295), (116670, 172942), (117915, 171116), (123530, 163338), (128337, 157220), (136115, 148236)]