212905260

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6917}}^1$

素因数の和:6957

約数の個数: 120

約数和(自身を含む): 703145520

約数和(自身を除く): 490240260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 380, 405, 513, 540, 570, 684, 810, 855, 1026, 1140, 1539, 1620, 1710, 2052, 2565, 3078, 3420, 5130, 6156, 6917, 7695, 10260, 13834, 15390, 20751, 27668, 30780, 34585, 41502, 62253, 69170, 83004, 103755, 124506, 131423, 138340, 186759, 207510, 249012, 262846, 311265, 373518, 394269, 415020, 525692, 560277, 622530, 657115, 747036, 788538, 933795, 1120554, 1182807, 1245060, 1314230, 1577076, 1867590, 1971345, 2241108, 2365614, 2628460, 2801385, 3548421, 3735180, 3942690, 4731228, 5602770, 5914035, 7096842, 7885380, 10645263, 11205540, 11828070, 14193684, 17742105, 21290526, 23656140, 35484210, 42581052, 53226315, 70968420, 106452630, 212905260]

約数ペア:

[(1, 212905260), (2, 106452630), (3, 70968420), (4, 53226315), (5, 42581052), (6, 35484210), (9, 23656140), (10, 21290526), (12, 17742105), (15, 14193684), (18, 11828070), (19, 11205540), (20, 10645263), (27, 7885380), (30, 7096842), (36, 5914035), (38, 5602770), (45, 4731228), (54, 3942690), (57, 3735180), (60, 3548421), (76, 2801385), (81, 2628460), (90, 2365614), (95, 2241108), (108, 1971345), (114, 1867590), (135, 1577076), (162, 1314230), (171, 1245060), (180, 1182807), (190, 1120554), (228, 933795), (270, 788538), (285, 747036), (324, 657115), (342, 622530), (380, 560277), (405, 525692), (513, 415020), (540, 394269), (570, 373518), (684, 311265), (810, 262846), (855, 249012), (1026, 207510), (1140, 186759), (1539, 138340), (1620, 131423), (1710, 124506), (2052, 103755), (2565, 83004), (3078, 69170), (3420, 62253), (5130, 41502), (6156, 34585), (6917, 30780), (7695, 27668), (10260, 20751), (13834, 15390)]