81828630

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:460

約数の個数: 160

約数和(自身を含む): 250034400

約数和(自身を除く): 168205770

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 27, 30, 38, 39, 45, 54, 57, 65, 78, 81, 90, 95, 114, 117, 130, 135, 162, 171, 190, 195, 234, 247, 270, 285, 342, 351, 390, 405, 409, 494, 513, 570, 585, 702, 741, 810, 818, 855, 1026, 1053, 1170, 1227, 1235, 1482, 1539, 1710, 1755, 2045, 2106, 2223, 2454, 2470, 2565, 3078, 3510, 3681, 3705, 4090, 4446, 5130, 5265, 5317, 6135, 6669, 7362, 7410, 7695, 7771, 10530, 10634, 11043, 11115, 12270, 13338, 15390, 15542, 15951, 18405, 20007, 22086, 22230, 23313, 26585, 31902, 33129, 33345, 36810, 38855, 40014, 46626, 47853, 53170, 55215, 66258, 66690, 69939, 77710, 79755, 95706, 100035, 101023, 110430, 116565, 139878, 143559, 159510, 165645, 200070, 202046, 209817, 233130, 239265, 287118, 303069, 331290, 349695, 419634, 430677, 478530, 505115, 606138, 629451, 699390, 717795, 861354, 909207, 1010230, 1049085, 1258902, 1435590, 1515345, 1818414, 2098170, 2153385, 2727621, 3030690, 3147255, 4306770, 4546035, 5455242, 6294510, 8182863, 9092070, 13638105, 16365726, 27276210, 40914315, 81828630]

約数ペア:

[(1, 81828630), (2, 40914315), (3, 27276210), (5, 16365726), (6, 13638105), (9, 9092070), (10, 8182863), (13, 6294510), (15, 5455242), (18, 4546035), (19, 4306770), (26, 3147255), (27, 3030690), (30, 2727621), (38, 2153385), (39, 2098170), (45, 1818414), (54, 1515345), (57, 1435590), (65, 1258902), (78, 1049085), (81, 1010230), (90, 909207), (95, 861354), (114, 717795), (117, 699390), (130, 629451), (135, 606138), (162, 505115), (171, 478530), (190, 430677), (195, 419634), (234, 349695), (247, 331290), (270, 303069), (285, 287118), (342, 239265), (351, 233130), (390, 209817), (405, 202046), (409, 200070), (494, 165645), (513, 159510), (570, 143559), (585, 139878), (702, 116565), (741, 110430), (810, 101023), (818, 100035), (855, 95706), (1026, 79755), (1053, 77710), (1170, 69939), (1227, 66690), (1235, 66258), (1482, 55215), (1539, 53170), (1710, 47853), (1755, 46626), (2045, 40014), (2106, 38855), (2223, 36810), (2454, 33345), (2470, 33129), (2565, 31902), (3078, 26585), (3510, 23313), (3681, 22230), (3705, 22086), (4090, 20007), (4446, 18405), (5130, 15951), (5265, 15542), (5317, 15390), (6135, 13338), (6669, 12270), (7362, 11115), (7410, 11043), (7695, 10634), (7771, 10530)]