27785940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{727}}^1$

素因数の和:766

約数の個数: 144

約数和(自身を含む): 97598592

約数和(自身を除く): 69812652

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 727, 735, 780, 910, 980, 1092, 1274, 1365, 1454, 1470, 1820, 1911, 2181, 2548, 2730, 2908, 2940, 3185, 3635, 3822, 4362, 5089, 5460, 6370, 7270, 7644, 8724, 9451, 9555, 10178, 10905, 12740, 14540, 15267, 18902, 19110, 20356, 21810, 25445, 28353, 30534, 35623, 37804, 38220, 43620, 47255, 50890, 56706, 61068, 66157, 71246, 76335, 94510, 101780, 106869, 113412, 132314, 141765, 142492, 152670, 178115, 189020, 198471, 213738, 264628, 283530, 305340, 330785, 356230, 396942, 427476, 463099, 534345, 567060, 661570, 712460, 793884, 926198, 992355, 1068690, 1323140, 1389297, 1852396, 1984710, 2137380, 2315495, 2778594, 3969420, 4630990, 5557188, 6946485, 9261980, 13892970, 27785940]

約数ペア:

[(1, 27785940), (2, 13892970), (3, 9261980), (4, 6946485), (5, 5557188), (6, 4630990), (7, 3969420), (10, 2778594), (12, 2315495), (13, 2137380), (14, 1984710), (15, 1852396), (20, 1389297), (21, 1323140), (26, 1068690), (28, 992355), (30, 926198), (35, 793884), (39, 712460), (42, 661570), (49, 567060), (52, 534345), (60, 463099), (65, 427476), (70, 396942), (78, 356230), (84, 330785), (91, 305340), (98, 283530), (105, 264628), (130, 213738), (140, 198471), (147, 189020), (156, 178115), (182, 152670), (195, 142492), (196, 141765), (210, 132314), (245, 113412), (260, 106869), (273, 101780), (294, 94510), (364, 76335), (390, 71246), (420, 66157), (455, 61068), (490, 56706), (546, 50890), (588, 47255), (637, 43620), (727, 38220), (735, 37804), (780, 35623), (910, 30534), (980, 28353), (1092, 25445), (1274, 21810), (1365, 20356), (1454, 19110), (1470, 18902), (1820, 15267), (1911, 14540), (2181, 12740), (2548, 10905), (2730, 10178), (2908, 9555), (2940, 9451), (3185, 8724), (3635, 7644), (3822, 7270), (4362, 6370), (5089, 5460)]