20199660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:120

約数の個数: 192

約数和(自身を含む): 67737600

約数和(自身を除く): 47537940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 29, 30, 38, 39, 47, 52, 57, 58, 60, 65, 76, 78, 87, 94, 95, 114, 116, 130, 141, 145, 156, 174, 188, 190, 195, 228, 235, 247, 260, 282, 285, 290, 348, 377, 380, 390, 435, 470, 494, 551, 564, 570, 580, 611, 705, 741, 754, 780, 870, 893, 940, 988, 1102, 1131, 1140, 1222, 1235, 1363, 1410, 1482, 1508, 1653, 1740, 1786, 1833, 1885, 2204, 2262, 2444, 2470, 2679, 2726, 2755, 2820, 2964, 3055, 3306, 3572, 3666, 3705, 3770, 4089, 4465, 4524, 4940, 5358, 5452, 5510, 5655, 6110, 6612, 6815, 7163, 7332, 7410, 7540, 8178, 8265, 8930, 9165, 10716, 11020, 11310, 11609, 12220, 13395, 13630, 14326, 14820, 16356, 16530, 17719, 17860, 18330, 20445, 21489, 22620, 23218, 25897, 26790, 27260, 28652, 33060, 34827, 35438, 35815, 36660, 40890, 42978, 46436, 51794, 53157, 53580, 58045, 69654, 70876, 71630, 77691, 81780, 85956, 88595, 103588, 106314, 107445, 116090, 129485, 139308, 143260, 155382, 174135, 177190, 212628, 214890, 232180, 258970, 265785, 310764, 336661, 348270, 354380, 388455, 429780, 517940, 531570, 673322, 696540, 776910, 1009983, 1063140, 1346644, 1553820, 1683305, 2019966, 3366610, 4039932, 5049915, 6733220, 10099830, 20199660]

約数ペア:

[(1, 20199660), (2, 10099830), (3, 6733220), (4, 5049915), (5, 4039932), (6, 3366610), (10, 2019966), (12, 1683305), (13, 1553820), (15, 1346644), (19, 1063140), (20, 1009983), (26, 776910), (29, 696540), (30, 673322), (38, 531570), (39, 517940), (47, 429780), (52, 388455), (57, 354380), (58, 348270), (60, 336661), (65, 310764), (76, 265785), (78, 258970), (87, 232180), (94, 214890), (95, 212628), (114, 177190), (116, 174135), (130, 155382), (141, 143260), (145, 139308), (156, 129485), (174, 116090), (188, 107445), (190, 106314), (195, 103588), (228, 88595), (235, 85956), (247, 81780), (260, 77691), (282, 71630), (285, 70876), (290, 69654), (348, 58045), (377, 53580), (380, 53157), (390, 51794), (435, 46436), (470, 42978), (494, 40890), (551, 36660), (564, 35815), (570, 35438), (580, 34827), (611, 33060), (705, 28652), (741, 27260), (754, 26790), (780, 25897), (870, 23218), (893, 22620), (940, 21489), (988, 20445), (1102, 18330), (1131, 17860), (1140, 17719), (1222, 16530), (1235, 16356), (1363, 14820), (1410, 14326), (1482, 13630), (1508, 13395), (1653, 12220), (1740, 11609), (1786, 11310), (1833, 11020), (1885, 10716), (2204, 9165), (2262, 8930), (2444, 8265), (2470, 8178), (2679, 7540), (2726, 7410), (2755, 7332), (2820, 7163), (2964, 6815), (3055, 6612), (3306, 6110), (3572, 5655), (3666, 5510), (3705, 5452), (3770, 5358), (4089, 4940), (4465, 4524)]