284885796

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 779829120

約数和(自身を除く): 494943324

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 71, 78, 89, 102, 142, 156, 178, 204, 213, 221, 267, 284, 289, 356, 426, 442, 534, 578, 663, 852, 867, 884, 923, 1068, 1156, 1157, 1207, 1326, 1513, 1734, 1846, 2314, 2414, 2652, 2769, 3026, 3468, 3471, 3621, 3692, 3757, 4539, 4628, 4828, 5538, 6052, 6319, 6942, 7242, 7514, 9078, 11076, 11271, 12638, 13884, 14484, 15028, 15691, 18156, 18957, 19669, 20519, 22542, 25276, 25721, 31382, 37914, 39338, 41038, 45084, 47073, 51442, 59007, 61557, 62764, 75828, 77163, 78676, 82076, 82147, 94146, 102884, 107423, 118014, 123114, 154326, 164294, 188292, 214846, 236028, 246228, 246441, 266747, 308652, 322269, 328588, 334373, 429692, 492882, 533494, 644538, 668746, 800241, 985764, 1003119, 1066988, 1289076, 1337492, 1396499, 1600482, 1826191, 2006238, 2792998, 3200964, 3652382, 4012476, 4189497, 5478573, 5585996, 7304764, 8378994, 10957146, 16757988, 21914292, 23740483, 47480966, 71221449, 94961932, 142442898, 284885796]

約数ペア:

[(1, 284885796), (2, 142442898), (3, 94961932), (4, 71221449), (6, 47480966), (12, 23740483), (13, 21914292), (17, 16757988), (26, 10957146), (34, 8378994), (39, 7304764), (51, 5585996), (52, 5478573), (68, 4189497), (71, 4012476), (78, 3652382), (89, 3200964), (102, 2792998), (142, 2006238), (156, 1826191), (178, 1600482), (204, 1396499), (213, 1337492), (221, 1289076), (267, 1066988), (284, 1003119), (289, 985764), (356, 800241), (426, 668746), (442, 644538), (534, 533494), (578, 492882), (663, 429692), (852, 334373), (867, 328588), (884, 322269), (923, 308652), (1068, 266747), (1156, 246441), (1157, 246228), (1207, 236028), (1326, 214846), (1513, 188292), (1734, 164294), (1846, 154326), (2314, 123114), (2414, 118014), (2652, 107423), (2769, 102884), (3026, 94146), (3468, 82147), (3471, 82076), (3621, 78676), (3692, 77163), (3757, 75828), (4539, 62764), (4628, 61557), (4828, 59007), (5538, 51442), (6052, 47073), (6319, 45084), (6942, 41038), (7242, 39338), (7514, 37914), (9078, 31382), (11076, 25721), (11271, 25276), (12638, 22542), (13884, 20519), (14484, 19669), (15028, 18957), (15691, 18156)]