78587520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^2$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 277823520

約数和(自身を除く): 199236000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 61, 64, 66, 80, 88, 96, 110, 120, 122, 128, 132, 160, 165, 176, 183, 192, 220, 240, 244, 264, 305, 320, 330, 352, 366, 384, 440, 480, 488, 528, 610, 640, 660, 671, 704, 732, 880, 915, 960, 976, 1056, 1220, 1320, 1342, 1408, 1464, 1760, 1830, 1920, 1952, 2013, 2112, 2440, 2640, 2684, 2928, 3355, 3520, 3660, 3721, 3904, 4026, 4224, 4880, 5280, 5368, 5856, 6710, 7040, 7320, 7442, 7808, 8052, 9760, 10065, 10560, 10736, 11163, 11712, 13420, 14640, 14884, 16104, 18605, 19520, 20130, 21120, 21472, 22326, 23424, 26840, 29280, 29768, 32208, 37210, 39040, 40260, 40931, 42944, 44652, 53680, 55815, 58560, 59536, 64416, 74420, 80520, 81862, 85888, 89304, 107360, 111630, 117120, 119072, 122793, 128832, 148840, 161040, 163724, 178608, 204655, 214720, 223260, 238144, 245586, 257664, 297680, 322080, 327448, 357216, 409310, 429440, 446520, 476288, 491172, 595360, 613965, 644160, 654896, 714432, 818620, 893040, 982344, 1190720, 1227930, 1288320, 1309792, 1428864, 1637240, 1786080, 1964688, 2381440, 2455860, 2619584, 3274480, 3572160, 3929376, 4911720, 5239168, 6548960, 7144320, 7858752, 9823440, 13097920, 15717504, 19646880, 26195840, 39293760, 78587520]

約数ペア:

[(1, 78587520), (2, 39293760), (3, 26195840), (4, 19646880), (5, 15717504), (6, 13097920), (8, 9823440), (10, 7858752), (11, 7144320), (12, 6548960), (15, 5239168), (16, 4911720), (20, 3929376), (22, 3572160), (24, 3274480), (30, 2619584), (32, 2455860), (33, 2381440), (40, 1964688), (44, 1786080), (48, 1637240), (55, 1428864), (60, 1309792), (61, 1288320), (64, 1227930), (66, 1190720), (80, 982344), (88, 893040), (96, 818620), (110, 714432), (120, 654896), (122, 644160), (128, 613965), (132, 595360), (160, 491172), (165, 476288), (176, 446520), (183, 429440), (192, 409310), (220, 357216), (240, 327448), (244, 322080), (264, 297680), (305, 257664), (320, 245586), (330, 238144), (352, 223260), (366, 214720), (384, 204655), (440, 178608), (480, 163724), (488, 161040), (528, 148840), (610, 128832), (640, 122793), (660, 119072), (671, 117120), (704, 111630), (732, 107360), (880, 89304), (915, 85888), (960, 81862), (976, 80520), (1056, 74420), (1220, 64416), (1320, 59536), (1342, 58560), (1408, 55815), (1464, 53680), (1760, 44652), (1830, 42944), (1920, 40931), (1952, 40260), (2013, 39040), (2112, 37210), (2440, 32208), (2640, 29768), (2684, 29280), (2928, 26840), (3355, 23424), (3520, 22326), (3660, 21472), (3721, 21120), (3904, 20130), (4026, 19520), (4224, 18605), (4880, 16104), (5280, 14884), (5368, 14640), (5856, 13420), (6710, 11712), (7040, 11163), (7320, 10736), (7442, 10560), (7808, 10065), (8052, 9760)]