219921156

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7459}}^1$

素因数の和:7495

約数の個数: 120

約数和(自身を含む): 707685440

約数和(自身を除く): 487764284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 84, 91, 108, 117, 126, 156, 162, 182, 189, 234, 252, 273, 324, 351, 364, 378, 468, 546, 567, 702, 756, 819, 1053, 1092, 1134, 1404, 1638, 2106, 2268, 2457, 3276, 4212, 4914, 7371, 7459, 9828, 14742, 14918, 22377, 29484, 29836, 44754, 52213, 67131, 89508, 96967, 104426, 134262, 156639, 193934, 201393, 208852, 268524, 290901, 313278, 387868, 402786, 469917, 581802, 604179, 626556, 678769, 805572, 872703, 939834, 1163604, 1208358, 1357538, 1409751, 1745406, 1879668, 2036307, 2416716, 2618109, 2715076, 2819502, 3490812, 4072614, 4229253, 5236218, 5639004, 6108921, 7854327, 8145228, 8458506, 10472436, 12217842, 15708654, 16917012, 18326763, 24435684, 31417308, 36653526, 54980289, 73307052, 109960578, 219921156]

約数ペア:

[(1, 219921156), (2, 109960578), (3, 73307052), (4, 54980289), (6, 36653526), (7, 31417308), (9, 24435684), (12, 18326763), (13, 16917012), (14, 15708654), (18, 12217842), (21, 10472436), (26, 8458506), (27, 8145228), (28, 7854327), (36, 6108921), (39, 5639004), (42, 5236218), (52, 4229253), (54, 4072614), (63, 3490812), (78, 2819502), (81, 2715076), (84, 2618109), (91, 2416716), (108, 2036307), (117, 1879668), (126, 1745406), (156, 1409751), (162, 1357538), (182, 1208358), (189, 1163604), (234, 939834), (252, 872703), (273, 805572), (324, 678769), (351, 626556), (364, 604179), (378, 581802), (468, 469917), (546, 402786), (567, 387868), (702, 313278), (756, 290901), (819, 268524), (1053, 208852), (1092, 201393), (1134, 193934), (1404, 156639), (1638, 134262), (2106, 104426), (2268, 96967), (2457, 89508), (3276, 67131), (4212, 52213), (4914, 44754), (7371, 29836), (7459, 29484), (9828, 22377), (14742, 14918)]