128998008

素因数分解:

$2^3\times 3^7\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:201

約数の個数: 128

約数和(自身を含む): 371361600

約数和(自身を除く): 242363592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 73, 81, 101, 108, 146, 162, 202, 216, 219, 243, 292, 303, 324, 404, 438, 486, 584, 606, 648, 657, 729, 808, 876, 909, 972, 1212, 1314, 1458, 1752, 1818, 1944, 1971, 2187, 2424, 2628, 2727, 2916, 3636, 3942, 4374, 5256, 5454, 5832, 5913, 7272, 7373, 7884, 8181, 8748, 10908, 11826, 14746, 15768, 16362, 17496, 17739, 21816, 22119, 23652, 24543, 29492, 32724, 35478, 44238, 47304, 49086, 53217, 58984, 65448, 66357, 70956, 73629, 88476, 98172, 106434, 132714, 141912, 147258, 159651, 176952, 196344, 199071, 212868, 220887, 265428, 294516, 319302, 398142, 425736, 441774, 530856, 589032, 597213, 638604, 796284, 883548, 1194426, 1277208, 1592568, 1767096, 1791639, 2388852, 3583278, 4777704, 5374917, 7166556, 10749834, 14333112, 16124751, 21499668, 32249502, 42999336, 64499004, 128998008]

約数ペア:

[(1, 128998008), (2, 64499004), (3, 42999336), (4, 32249502), (6, 21499668), (8, 16124751), (9, 14333112), (12, 10749834), (18, 7166556), (24, 5374917), (27, 4777704), (36, 3583278), (54, 2388852), (72, 1791639), (73, 1767096), (81, 1592568), (101, 1277208), (108, 1194426), (146, 883548), (162, 796284), (202, 638604), (216, 597213), (219, 589032), (243, 530856), (292, 441774), (303, 425736), (324, 398142), (404, 319302), (438, 294516), (486, 265428), (584, 220887), (606, 212868), (648, 199071), (657, 196344), (729, 176952), (808, 159651), (876, 147258), (909, 141912), (972, 132714), (1212, 106434), (1314, 98172), (1458, 88476), (1752, 73629), (1818, 70956), (1944, 66357), (1971, 65448), (2187, 58984), (2424, 53217), (2628, 49086), (2727, 47304), (2916, 44238), (3636, 35478), (3942, 32724), (4374, 29492), (5256, 24543), (5454, 23652), (5832, 22119), (5913, 21816), (7272, 17739), (7373, 17496), (7884, 16362), (8181, 15768), (8748, 14746), (10908, 11826)]