131280120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1129}}^1$

素因数の和:1182

約数の個数: 192

約数和(自身を含む): 475956000

約数和(自身を除く): 344675880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 19, 20, 24, 30, 34, 36, 38, 40, 45, 51, 57, 60, 68, 72, 76, 85, 90, 95, 102, 114, 120, 136, 152, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 360, 380, 408, 456, 510, 570, 612, 646, 680, 684, 760, 765, 855, 969, 1020, 1129, 1140, 1224, 1292, 1368, 1530, 1615, 1710, 1938, 2040, 2258, 2280, 2584, 2907, 3060, 3230, 3387, 3420, 3876, 4516, 4845, 5645, 5814, 6120, 6460, 6774, 6840, 7752, 9032, 9690, 10161, 11290, 11628, 12920, 13548, 14535, 16935, 19193, 19380, 20322, 21451, 22580, 23256, 27096, 29070, 33870, 38386, 38760, 40644, 42902, 45160, 50805, 57579, 58140, 64353, 67740, 76772, 81288, 85804, 95965, 101610, 107255, 115158, 116280, 128706, 135480, 153544, 171608, 172737, 191930, 193059, 203220, 214510, 230316, 257412, 287895, 321765, 345474, 364667, 383860, 386118, 406440, 429020, 460632, 514824, 575790, 643530, 690948, 729334, 767720, 772236, 858040, 863685, 965295, 1094001, 1151580, 1287060, 1381896, 1458668, 1544472, 1727370, 1823335, 1930590, 2188002, 2303160, 2574120, 2917336, 3282003, 3454740, 3646670, 3861180, 4376004, 5470005, 6564006, 6909480, 7293340, 7722360, 8752008, 10940010, 13128012, 14586680, 16410015, 21880020, 26256024, 32820030, 43760040, 65640060, 131280120]

約数ペア:

[(1, 131280120), (2, 65640060), (3, 43760040), (4, 32820030), (5, 26256024), (6, 21880020), (8, 16410015), (9, 14586680), (10, 13128012), (12, 10940010), (15, 8752008), (17, 7722360), (18, 7293340), (19, 6909480), (20, 6564006), (24, 5470005), (30, 4376004), (34, 3861180), (36, 3646670), (38, 3454740), (40, 3282003), (45, 2917336), (51, 2574120), (57, 2303160), (60, 2188002), (68, 1930590), (72, 1823335), (76, 1727370), (85, 1544472), (90, 1458668), (95, 1381896), (102, 1287060), (114, 1151580), (120, 1094001), (136, 965295), (152, 863685), (153, 858040), (170, 772236), (171, 767720), (180, 729334), (190, 690948), (204, 643530), (228, 575790), (255, 514824), (285, 460632), (306, 429020), (323, 406440), (340, 386118), (342, 383860), (360, 364667), (380, 345474), (408, 321765), (456, 287895), (510, 257412), (570, 230316), (612, 214510), (646, 203220), (680, 193059), (684, 191930), (760, 172737), (765, 171608), (855, 153544), (969, 135480), (1020, 128706), (1129, 116280), (1140, 115158), (1224, 107255), (1292, 101610), (1368, 95965), (1530, 85804), (1615, 81288), (1710, 76772), (1938, 67740), (2040, 64353), (2258, 58140), (2280, 57579), (2584, 50805), (2907, 45160), (3060, 42902), (3230, 40644), (3387, 38760), (3420, 38386), (3876, 33870), (4516, 29070), (4845, 27096), (5645, 23256), (5814, 22580), (6120, 21451), (6460, 20322), (6774, 19380), (6840, 19193), (7752, 16935), (9032, 14535), (9690, 13548), (10161, 12920), (11290, 11628)]