219577680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2293}}^1$

素因数の和:2338

約数の個数: 240

約数和(自身を含む): 887502720

約数和(自身を除く): 667925040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 456, 504, 532, 560, 570, 630, 665, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1140, 1197, 1260, 1330, 1368, 1520, 1596, 1680, 1710, 1995, 2128, 2280, 2293, 2394, 2520, 2660, 2736, 3192, 3420, 3990, 4560, 4586, 4788, 5040, 5320, 5985, 6384, 6840, 6879, 7980, 9172, 9576, 10640, 11465, 11970, 13680, 13758, 15960, 16051, 18344, 19152, 20637, 22930, 23940, 27516, 31920, 32102, 34395, 36688, 41274, 43567, 45860, 47880, 48153, 55032, 64204, 68790, 80255, 82548, 87134, 91720, 95760, 96306, 103185, 110064, 128408, 130701, 137580, 144459, 160510, 165096, 174268, 183440, 192612, 206370, 217835, 240765, 256816, 261402, 275160, 288918, 304969, 321020, 330192, 348536, 385224, 392103, 412740, 435670, 481530, 522804, 550320, 577836, 609938, 642040, 653505, 697072, 722295, 770448, 784206, 825480, 871340, 914907, 963060, 1045608, 1155672, 1219876, 1284080, 1307010, 1444590, 1524845, 1568412, 1650960, 1742680, 1829814, 1926120, 1960515, 2091216, 2311344, 2439752, 2614020, 2744721, 2889180, 3049690, 3136824, 3485360, 3659628, 3852240, 3921030, 4574535, 4879504, 5228040, 5489442, 5778360, 6099380, 6273648, 7319256, 7842060, 9149070, 10456080, 10978884, 11556720, 12198760, 13723605, 14638512, 15684120, 18298140, 21957768, 24397520, 27447210, 31368240, 36596280, 43915536, 54894420, 73192560, 109788840, 219577680]

約数ペア:

[(1, 219577680), (2, 109788840), (3, 73192560), (4, 54894420), (5, 43915536), (6, 36596280), (7, 31368240), (8, 27447210), (9, 24397520), (10, 21957768), (12, 18298140), (14, 15684120), (15, 14638512), (16, 13723605), (18, 12198760), (19, 11556720), (20, 10978884), (21, 10456080), (24, 9149070), (28, 7842060), (30, 7319256), (35, 6273648), (36, 6099380), (38, 5778360), (40, 5489442), (42, 5228040), (45, 4879504), (48, 4574535), (56, 3921030), (57, 3852240), (60, 3659628), (63, 3485360), (70, 3136824), (72, 3049690), (76, 2889180), (80, 2744721), (84, 2614020), (90, 2439752), (95, 2311344), (105, 2091216), (112, 1960515), (114, 1926120), (120, 1829814), (126, 1742680), (133, 1650960), (140, 1568412), (144, 1524845), (152, 1444590), (168, 1307010), (171, 1284080), (180, 1219876), (190, 1155672), (210, 1045608), (228, 963060), (240, 914907), (252, 871340), (266, 825480), (280, 784206), (285, 770448), (304, 722295), (315, 697072), (336, 653505), (342, 642040), (360, 609938), (380, 577836), (399, 550320), (420, 522804), (456, 481530), (504, 435670), (532, 412740), (560, 392103), (570, 385224), (630, 348536), (665, 330192), (684, 321020), (720, 304969), (760, 288918), (798, 275160), (840, 261402), (855, 256816), (912, 240765), (1008, 217835), (1064, 206370), (1140, 192612), (1197, 183440), (1260, 174268), (1330, 165096), (1368, 160510), (1520, 144459), (1596, 137580), (1680, 130701), (1710, 128408), (1995, 110064), (2128, 103185), (2280, 96306), (2293, 95760), (2394, 91720), (2520, 87134), (2660, 82548), (2736, 80255), (3192, 68790), (3420, 64204), (3990, 55032), (4560, 48153), (4586, 47880), (4788, 45860), (5040, 43567), (5320, 41274), (5985, 36688), (6384, 34395), (6840, 32102), (6879, 31920), (7980, 27516), (9172, 23940), (9576, 22930), (10640, 20637), (11465, 19152), (11970, 18344), (13680, 16051), (13758, 15960)]