61981344

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:323

約数の個数: 144

約数和(自身を含む): 190270080

約数和(自身を除く): 128288736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 47, 48, 57, 72, 76, 94, 96, 114, 141, 144, 152, 171, 188, 228, 241, 282, 288, 304, 342, 376, 423, 456, 482, 564, 608, 684, 723, 752, 846, 893, 912, 964, 1128, 1368, 1446, 1504, 1692, 1786, 1824, 1928, 2169, 2256, 2679, 2736, 2892, 3384, 3572, 3856, 4338, 4512, 4579, 5358, 5472, 5784, 6768, 7144, 7712, 8037, 8676, 9158, 10716, 11327, 11568, 13536, 13737, 14288, 16074, 17352, 18316, 21432, 22654, 23136, 27474, 28576, 32148, 33981, 34704, 36632, 41211, 42864, 45308, 54948, 64296, 67962, 69408, 73264, 82422, 85728, 90616, 101943, 109896, 128592, 135924, 146528, 164844, 181232, 203886, 215213, 219792, 257184, 271848, 329688, 362464, 407772, 430426, 439584, 543696, 645639, 659376, 815544, 860852, 1087392, 1291278, 1318752, 1631088, 1721704, 1936917, 2582556, 3262176, 3443408, 3873834, 5165112, 6886816, 7747668, 10330224, 15495336, 20660448, 30990672, 61981344]

約数ペア:

[(1, 61981344), (2, 30990672), (3, 20660448), (4, 15495336), (6, 10330224), (8, 7747668), (9, 6886816), (12, 5165112), (16, 3873834), (18, 3443408), (19, 3262176), (24, 2582556), (32, 1936917), (36, 1721704), (38, 1631088), (47, 1318752), (48, 1291278), (57, 1087392), (72, 860852), (76, 815544), (94, 659376), (96, 645639), (114, 543696), (141, 439584), (144, 430426), (152, 407772), (171, 362464), (188, 329688), (228, 271848), (241, 257184), (282, 219792), (288, 215213), (304, 203886), (342, 181232), (376, 164844), (423, 146528), (456, 135924), (482, 128592), (564, 109896), (608, 101943), (684, 90616), (723, 85728), (752, 82422), (846, 73264), (893, 69408), (912, 67962), (964, 64296), (1128, 54948), (1368, 45308), (1446, 42864), (1504, 41211), (1692, 36632), (1786, 34704), (1824, 33981), (1928, 32148), (2169, 28576), (2256, 27474), (2679, 23136), (2736, 22654), (2892, 21432), (3384, 18316), (3572, 17352), (3856, 16074), (4338, 14288), (4512, 13737), (4579, 13536), (5358, 11568), (5472, 11327), (5784, 10716), (6768, 9158), (7144, 8676), (7712, 8037)]