72712640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1$

素因数の和:275

約数の個数: 224

約数和(自身を含む): 233501184

約数和(自身を除く): 160788544

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 64, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 160, 176, 182, 208, 220, 224, 227, 260, 280, 286, 308, 320, 352, 364, 385, 416, 440, 448, 454, 455, 520, 560, 572, 616, 704, 715, 728, 770, 832, 880, 908, 910, 1001, 1040, 1120, 1135, 1144, 1232, 1430, 1456, 1540, 1589, 1760, 1816, 1820, 2002, 2080, 2240, 2270, 2288, 2464, 2497, 2860, 2912, 2951, 3080, 3178, 3520, 3632, 3640, 4004, 4160, 4540, 4576, 4928, 4994, 5005, 5720, 5824, 5902, 6160, 6356, 7264, 7280, 7945, 8008, 9080, 9152, 9988, 10010, 11440, 11804, 12320, 12485, 12712, 14528, 14560, 14755, 15890, 16016, 17479, 18160, 19976, 20020, 20657, 22880, 23608, 24640, 24970, 25424, 29120, 29510, 31780, 32032, 32461, 34958, 36320, 39952, 40040, 41314, 45760, 47216, 49940, 50848, 59020, 63560, 64064, 64922, 69916, 72640, 79904, 80080, 82628, 87395, 94432, 99880, 101696, 103285, 118040, 127120, 129844, 139832, 159808, 160160, 162305, 165256, 174790, 188864, 199760, 206570, 227227, 236080, 254240, 259688, 279664, 320320, 324610, 330512, 349580, 399520, 413140, 454454, 472160, 508480, 519376, 559328, 649220, 661024, 699160, 799040, 826280, 908908, 944320, 1038752, 1118656, 1136135, 1298440, 1322048, 1398320, 1652560, 1817816, 2077504, 2272270, 2596880, 2796640, 3305120, 3635632, 4544540, 5193760, 5593280, 6610240, 7271264, 9089080, 10387520, 14542528, 18178160, 36356320, 72712640]

約数ペア:

[(1, 72712640), (2, 36356320), (4, 18178160), (5, 14542528), (7, 10387520), (8, 9089080), (10, 7271264), (11, 6610240), (13, 5593280), (14, 5193760), (16, 4544540), (20, 3635632), (22, 3305120), (26, 2796640), (28, 2596880), (32, 2272270), (35, 2077504), (40, 1817816), (44, 1652560), (52, 1398320), (55, 1322048), (56, 1298440), (64, 1136135), (65, 1118656), (70, 1038752), (77, 944320), (80, 908908), (88, 826280), (91, 799040), (104, 699160), (110, 661024), (112, 649220), (130, 559328), (140, 519376), (143, 508480), (154, 472160), (160, 454454), (176, 413140), (182, 399520), (208, 349580), (220, 330512), (224, 324610), (227, 320320), (260, 279664), (280, 259688), (286, 254240), (308, 236080), (320, 227227), (352, 206570), (364, 199760), (385, 188864), (416, 174790), (440, 165256), (448, 162305), (454, 160160), (455, 159808), (520, 139832), (560, 129844), (572, 127120), (616, 118040), (704, 103285), (715, 101696), (728, 99880), (770, 94432), (832, 87395), (880, 82628), (908, 80080), (910, 79904), (1001, 72640), (1040, 69916), (1120, 64922), (1135, 64064), (1144, 63560), (1232, 59020), (1430, 50848), (1456, 49940), (1540, 47216), (1589, 45760), (1760, 41314), (1816, 40040), (1820, 39952), (2002, 36320), (2080, 34958), (2240, 32461), (2270, 32032), (2288, 31780), (2464, 29510), (2497, 29120), (2860, 25424), (2912, 24970), (2951, 24640), (3080, 23608), (3178, 22880), (3520, 20657), (3632, 20020), (3640, 19976), (4004, 18160), (4160, 17479), (4540, 16016), (4576, 15890), (4928, 14755), (4994, 14560), (5005, 14528), (5720, 12712), (5824, 12485), (5902, 12320), (6160, 11804), (6356, 11440), (7264, 10010), (7280, 9988), (7945, 9152), (8008, 9080)]