19415664560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{373}}^1$

素因数の和:707

約数の個数: 160

約数和(自身を含む): 47370301440

約数和(自身を除く): 27954636880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 139, 151, 155, 248, 278, 302, 310, 373, 496, 556, 604, 620, 695, 746, 755, 1112, 1208, 1240, 1390, 1492, 1510, 1865, 2224, 2416, 2480, 2780, 2984, 3020, 3730, 4309, 4681, 5560, 5968, 6040, 7460, 8618, 9362, 11120, 11563, 12080, 14920, 17236, 18724, 20989, 21545, 23126, 23405, 29840, 34472, 37448, 41978, 43090, 46252, 46810, 51847, 56323, 57815, 68944, 74896, 83956, 86180, 92504, 93620, 103694, 104945, 112646, 115630, 167912, 172360, 185008, 187240, 207388, 209890, 225292, 231260, 259235, 281615, 335824, 344720, 374480, 414776, 419780, 450584, 462520, 518470, 563230, 650659, 829552, 839560, 901168, 925040, 1036940, 1126460, 1301318, 1607257, 1679120, 1746013, 2073880, 2252920, 2602636, 3214514, 3253295, 3492026, 4147760, 4505840, 5205272, 6429028, 6506590, 6984052, 7828897, 8036285, 8730065, 10410544, 12858056, 13013180, 13968104, 15657794, 16072570, 17460130, 25716112, 26026360, 27936208, 31315588, 32145140, 34920260, 39144485, 52052720, 62631176, 64290280, 69840520, 78288970, 125262352, 128580560, 139681040, 156577940, 242695807, 313155880, 485391614, 626311760, 970783228, 1213479035, 1941566456, 2426958070, 3883132912, 4853916140, 9707832280, 19415664560]

約数ペア:

[(1, 19415664560), (2, 9707832280), (4, 4853916140), (5, 3883132912), (8, 2426958070), (10, 1941566456), (16, 1213479035), (20, 970783228), (31, 626311760), (40, 485391614), (62, 313155880), (80, 242695807), (124, 156577940), (139, 139681040), (151, 128580560), (155, 125262352), (248, 78288970), (278, 69840520), (302, 64290280), (310, 62631176), (373, 52052720), (496, 39144485), (556, 34920260), (604, 32145140), (620, 31315588), (695, 27936208), (746, 26026360), (755, 25716112), (1112, 17460130), (1208, 16072570), (1240, 15657794), (1390, 13968104), (1492, 13013180), (1510, 12858056), (1865, 10410544), (2224, 8730065), (2416, 8036285), (2480, 7828897), (2780, 6984052), (2984, 6506590), (3020, 6429028), (3730, 5205272), (4309, 4505840), (4681, 4147760), (5560, 3492026), (5968, 3253295), (6040, 3214514), (7460, 2602636), (8618, 2252920), (9362, 2073880), (11120, 1746013), (11563, 1679120), (12080, 1607257), (14920, 1301318), (17236, 1126460), (18724, 1036940), (20989, 925040), (21545, 901168), (23126, 839560), (23405, 829552), (29840, 650659), (34472, 563230), (37448, 518470), (41978, 462520), (43090, 450584), (46252, 419780), (46810, 414776), (51847, 374480), (56323, 344720), (57815, 335824), (68944, 281615), (74896, 259235), (83956, 231260), (86180, 225292), (92504, 209890), (93620, 207388), (103694, 187240), (104945, 185008), (112646, 172360), (115630, 167912)]