69806380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 188455680

約数和(自身を除く): 118649300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 28, 35, 38, 46, 49, 70, 76, 92, 95, 98, 115, 133, 140, 161, 163, 190, 196, 230, 245, 266, 322, 326, 380, 437, 460, 490, 532, 644, 652, 665, 805, 815, 874, 931, 980, 1127, 1141, 1330, 1610, 1630, 1748, 1862, 2185, 2254, 2282, 2660, 3059, 3097, 3220, 3260, 3724, 3749, 4370, 4508, 4564, 4655, 5635, 5705, 6118, 6194, 7498, 7987, 8740, 9310, 11270, 11410, 12236, 12388, 14996, 15295, 15485, 15974, 18620, 18745, 21413, 21679, 22540, 22820, 26243, 30590, 30970, 31948, 37490, 39935, 42826, 43358, 52486, 61180, 61940, 71231, 74980, 79870, 85652, 86716, 104972, 107065, 108395, 131215, 142462, 151753, 159740, 183701, 214130, 216790, 262430, 284924, 303506, 356155, 367402, 428260, 433580, 498617, 524860, 607012, 712310, 734804, 758765, 918505, 997234, 1424620, 1517530, 1837010, 1994468, 2493085, 3035060, 3490319, 3674020, 4986170, 6980638, 9972340, 13961276, 17451595, 34903190, 69806380]

約数ペア:

[(1, 69806380), (2, 34903190), (4, 17451595), (5, 13961276), (7, 9972340), (10, 6980638), (14, 4986170), (19, 3674020), (20, 3490319), (23, 3035060), (28, 2493085), (35, 1994468), (38, 1837010), (46, 1517530), (49, 1424620), (70, 997234), (76, 918505), (92, 758765), (95, 734804), (98, 712310), (115, 607012), (133, 524860), (140, 498617), (161, 433580), (163, 428260), (190, 367402), (196, 356155), (230, 303506), (245, 284924), (266, 262430), (322, 216790), (326, 214130), (380, 183701), (437, 159740), (460, 151753), (490, 142462), (532, 131215), (644, 108395), (652, 107065), (665, 104972), (805, 86716), (815, 85652), (874, 79870), (931, 74980), (980, 71231), (1127, 61940), (1141, 61180), (1330, 52486), (1610, 43358), (1630, 42826), (1748, 39935), (1862, 37490), (2185, 31948), (2254, 30970), (2282, 30590), (2660, 26243), (3059, 22820), (3097, 22540), (3220, 21679), (3260, 21413), (3724, 18745), (3749, 18620), (4370, 15974), (4508, 15485), (4564, 15295), (4655, 14996), (5635, 12388), (5705, 12236), (6118, 11410), (6194, 11270), (7498, 9310), (7987, 8740)]