219990456

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:354

約数の個数: 192

約数和(自身を含む): 717050880

約数和(自身を除く): 497060424

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 37, 42, 47, 56, 63, 72, 74, 84, 94, 111, 126, 141, 148, 168, 188, 222, 251, 252, 259, 282, 296, 329, 333, 376, 423, 444, 502, 504, 518, 564, 658, 666, 753, 777, 846, 888, 987, 1004, 1036, 1128, 1316, 1332, 1506, 1554, 1692, 1739, 1757, 1974, 2008, 2072, 2259, 2331, 2632, 2664, 2961, 3012, 3108, 3384, 3478, 3514, 3948, 4518, 4662, 5217, 5271, 5922, 6024, 6216, 6956, 7028, 7896, 9036, 9287, 9324, 10434, 10542, 11797, 11844, 12173, 13912, 14056, 15651, 15813, 18072, 18574, 18648, 20868, 21084, 23594, 23688, 24346, 27861, 31302, 31626, 35391, 36519, 37148, 41736, 42168, 47188, 48692, 55722, 62604, 63252, 65009, 70782, 73038, 74296, 82579, 83583, 94376, 97384, 106173, 109557, 111444, 125208, 126504, 130018, 141564, 146076, 165158, 167166, 195027, 212346, 219114, 222888, 247737, 260036, 283128, 292152, 330316, 334332, 390054, 424692, 436489, 438228, 495474, 520072, 585081, 660632, 668664, 743211, 780108, 849384, 872978, 876456, 990948, 1170162, 1309467, 1486422, 1560216, 1745956, 1981896, 2340324, 2618934, 2972844, 3055423, 3491912, 3928401, 4680648, 5237868, 5945688, 6110846, 7856802, 9166269, 10475736, 12221692, 15713604, 18332538, 24443384, 27498807, 31427208, 36665076, 54997614, 73330152, 109995228, 219990456]

約数ペア:

[(1, 219990456), (2, 109995228), (3, 73330152), (4, 54997614), (6, 36665076), (7, 31427208), (8, 27498807), (9, 24443384), (12, 18332538), (14, 15713604), (18, 12221692), (21, 10475736), (24, 9166269), (28, 7856802), (36, 6110846), (37, 5945688), (42, 5237868), (47, 4680648), (56, 3928401), (63, 3491912), (72, 3055423), (74, 2972844), (84, 2618934), (94, 2340324), (111, 1981896), (126, 1745956), (141, 1560216), (148, 1486422), (168, 1309467), (188, 1170162), (222, 990948), (251, 876456), (252, 872978), (259, 849384), (282, 780108), (296, 743211), (329, 668664), (333, 660632), (376, 585081), (423, 520072), (444, 495474), (502, 438228), (504, 436489), (518, 424692), (564, 390054), (658, 334332), (666, 330316), (753, 292152), (777, 283128), (846, 260036), (888, 247737), (987, 222888), (1004, 219114), (1036, 212346), (1128, 195027), (1316, 167166), (1332, 165158), (1506, 146076), (1554, 141564), (1692, 130018), (1739, 126504), (1757, 125208), (1974, 111444), (2008, 109557), (2072, 106173), (2259, 97384), (2331, 94376), (2632, 83583), (2664, 82579), (2961, 74296), (3012, 73038), (3108, 70782), (3384, 65009), (3478, 63252), (3514, 62604), (3948, 55722), (4518, 48692), (4662, 47188), (5217, 42168), (5271, 41736), (5922, 37148), (6024, 36519), (6216, 35391), (6956, 31626), (7028, 31302), (7896, 27861), (9036, 24346), (9287, 23688), (9324, 23594), (10434, 21084), (10542, 20868), (11797, 18648), (11844, 18574), (12173, 18072), (13912, 15813), (14056, 15651)]