56494980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16519}}^1$

素因数の和:16553

約数の個数: 72

約数和(自身を含む): 180398400

約数和(自身を除く): 123903420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 16519, 33038, 49557, 66076, 82595, 99114, 148671, 165190, 198228, 247785, 297342, 313861, 330380, 495570, 594684, 627722, 743355, 941583, 991140, 1255444, 1486710, 1569305, 1883166, 2824749, 2973420, 3138610, 3766332, 4707915, 5649498, 6277220, 9415830, 11298996, 14123745, 18831660, 28247490, 56494980]

約数ペア:

[(1, 56494980), (2, 28247490), (3, 18831660), (4, 14123745), (5, 11298996), (6, 9415830), (9, 6277220), (10, 5649498), (12, 4707915), (15, 3766332), (18, 3138610), (19, 2973420), (20, 2824749), (30, 1883166), (36, 1569305), (38, 1486710), (45, 1255444), (57, 991140), (60, 941583), (76, 743355), (90, 627722), (95, 594684), (114, 495570), (171, 330380), (180, 313861), (190, 297342), (228, 247785), (285, 198228), (342, 165190), (380, 148671), (570, 99114), (684, 82595), (855, 66076), (1140, 49557), (1710, 33038), (3420, 16519)]