221693520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{797}}^1$

素因数の和:893

約数の個数: 160

約数和(自身を含む): 736202880

約数和(自身を除く): 514509360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 61, 76, 80, 95, 114, 120, 122, 152, 183, 190, 228, 240, 244, 285, 304, 305, 366, 380, 456, 488, 570, 610, 732, 760, 797, 912, 915, 976, 1140, 1159, 1220, 1464, 1520, 1594, 1830, 2280, 2318, 2391, 2440, 2928, 3188, 3477, 3660, 3985, 4560, 4636, 4782, 4880, 5795, 6376, 6954, 7320, 7970, 9272, 9564, 11590, 11955, 12752, 13908, 14640, 15143, 15940, 17385, 18544, 19128, 23180, 23910, 27816, 30286, 31880, 34770, 38256, 45429, 46360, 47820, 48617, 55632, 60572, 63760, 69540, 75715, 90858, 92720, 95640, 97234, 121144, 139080, 145851, 151430, 181716, 191280, 194468, 227145, 242288, 243085, 278160, 291702, 302860, 363432, 388936, 454290, 486170, 583404, 605720, 726864, 729255, 777872, 908580, 923723, 972340, 1166808, 1211440, 1458510, 1817160, 1847446, 1944680, 2333616, 2771169, 2917020, 3634320, 3694892, 3889360, 4618615, 5542338, 5834040, 7389784, 9237230, 11084676, 11668080, 13855845, 14779568, 18474460, 22169352, 27711690, 36948920, 44338704, 55423380, 73897840, 110846760, 221693520]

約数ペア:

[(1, 221693520), (2, 110846760), (3, 73897840), (4, 55423380), (5, 44338704), (6, 36948920), (8, 27711690), (10, 22169352), (12, 18474460), (15, 14779568), (16, 13855845), (19, 11668080), (20, 11084676), (24, 9237230), (30, 7389784), (38, 5834040), (40, 5542338), (48, 4618615), (57, 3889360), (60, 3694892), (61, 3634320), (76, 2917020), (80, 2771169), (95, 2333616), (114, 1944680), (120, 1847446), (122, 1817160), (152, 1458510), (183, 1211440), (190, 1166808), (228, 972340), (240, 923723), (244, 908580), (285, 777872), (304, 729255), (305, 726864), (366, 605720), (380, 583404), (456, 486170), (488, 454290), (570, 388936), (610, 363432), (732, 302860), (760, 291702), (797, 278160), (912, 243085), (915, 242288), (976, 227145), (1140, 194468), (1159, 191280), (1220, 181716), (1464, 151430), (1520, 145851), (1594, 139080), (1830, 121144), (2280, 97234), (2318, 95640), (2391, 92720), (2440, 90858), (2928, 75715), (3188, 69540), (3477, 63760), (3660, 60572), (3985, 55632), (4560, 48617), (4636, 47820), (4782, 46360), (4880, 45429), (5795, 38256), (6376, 34770), (6954, 31880), (7320, 30286), (7970, 27816), (9272, 23910), (9564, 23180), (11590, 19128), (11955, 18544), (12752, 17385), (13908, 15940), (14640, 15143)]