28671570

素因数分解:

$2^1\times 3^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:73

約数の個数: 144

約数和(自身を含む): 85026240

約数和(自身を除く): 56354670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 23, 27, 30, 38, 45, 46, 54, 57, 69, 81, 90, 95, 114, 115, 135, 138, 162, 171, 190, 207, 230, 243, 270, 285, 342, 345, 405, 414, 437, 486, 513, 570, 621, 690, 729, 810, 855, 874, 1026, 1035, 1215, 1242, 1311, 1458, 1539, 1710, 1863, 2070, 2185, 2187, 2430, 2565, 2622, 3078, 3105, 3645, 3726, 3933, 4370, 4374, 4617, 5130, 5589, 6210, 6555, 6561, 7290, 7695, 7866, 9234, 9315, 10935, 11178, 11799, 13110, 13122, 13851, 15390, 16767, 18630, 19665, 21870, 23085, 23598, 27702, 27945, 32805, 33534, 35397, 39330, 41553, 46170, 50301, 55890, 58995, 65610, 69255, 70794, 83106, 83835, 100602, 106191, 117990, 124659, 138510, 150903, 167670, 176985, 207765, 212382, 249318, 251505, 301806, 318573, 353970, 415530, 503010, 530955, 623295, 637146, 754515, 955719, 1061910, 1246590, 1509030, 1592865, 1911438, 2867157, 3185730, 4778595, 5734314, 9557190, 14335785, 28671570]

約数ペア:

[(1, 28671570), (2, 14335785), (3, 9557190), (5, 5734314), (6, 4778595), (9, 3185730), (10, 2867157), (15, 1911438), (18, 1592865), (19, 1509030), (23, 1246590), (27, 1061910), (30, 955719), (38, 754515), (45, 637146), (46, 623295), (54, 530955), (57, 503010), (69, 415530), (81, 353970), (90, 318573), (95, 301806), (114, 251505), (115, 249318), (135, 212382), (138, 207765), (162, 176985), (171, 167670), (190, 150903), (207, 138510), (230, 124659), (243, 117990), (270, 106191), (285, 100602), (342, 83835), (345, 83106), (405, 70794), (414, 69255), (437, 65610), (486, 58995), (513, 55890), (570, 50301), (621, 46170), (690, 41553), (729, 39330), (810, 35397), (855, 33534), (874, 32805), (1026, 27945), (1035, 27702), (1215, 23598), (1242, 23085), (1311, 21870), (1458, 19665), (1539, 18630), (1710, 16767), (1863, 15390), (2070, 13851), (2185, 13122), (2187, 13110), (2430, 11799), (2565, 11178), (2622, 10935), (3078, 9315), (3105, 9234), (3645, 7866), (3726, 7695), (3933, 7290), (4370, 6561), (4374, 6555), (4617, 6210), (5130, 5589)]