256170960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20929}}^1$

素因数の和:20965

約数の個数: 120

約数和(自身を含む): 910957320

約数和(自身を除く): 654786360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 306, 340, 360, 408, 510, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1530, 2040, 2448, 3060, 4080, 6120, 12240, 20929, 41858, 62787, 83716, 104645, 125574, 167432, 188361, 209290, 251148, 313935, 334864, 355793, 376722, 418580, 502296, 627870, 711586, 753444, 837160, 941805, 1004592, 1067379, 1255740, 1423172, 1506888, 1674320, 1778965, 1883610, 2134758, 2511480, 2846344, 3013776, 3202137, 3557930, 3767220, 4269516, 5022960, 5336895, 5692688, 6404274, 7115860, 7534440, 8539032, 10673790, 12808548, 14231720, 15068880, 16010685, 17078064, 21347580, 25617096, 28463440, 32021370, 42695160, 51234192, 64042740, 85390320, 128085480, 256170960]

約数ペア:

[(1, 256170960), (2, 128085480), (3, 85390320), (4, 64042740), (5, 51234192), (6, 42695160), (8, 32021370), (9, 28463440), (10, 25617096), (12, 21347580), (15, 17078064), (16, 16010685), (17, 15068880), (18, 14231720), (20, 12808548), (24, 10673790), (30, 8539032), (34, 7534440), (36, 7115860), (40, 6404274), (45, 5692688), (48, 5336895), (51, 5022960), (60, 4269516), (68, 3767220), (72, 3557930), (80, 3202137), (85, 3013776), (90, 2846344), (102, 2511480), (120, 2134758), (136, 1883610), (144, 1778965), (153, 1674320), (170, 1506888), (180, 1423172), (204, 1255740), (240, 1067379), (255, 1004592), (272, 941805), (306, 837160), (340, 753444), (360, 711586), (408, 627870), (510, 502296), (612, 418580), (680, 376722), (720, 355793), (765, 334864), (816, 313935), (1020, 251148), (1224, 209290), (1360, 188361), (1530, 167432), (2040, 125574), (2448, 104645), (3060, 83716), (4080, 62787), (6120, 41858), (12240, 20929)]