281631792

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:371

約数の個数: 160

約数和(自身を含む): 839946240

約数和(自身を除く): 558314448

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 34, 39, 48, 51, 52, 68, 78, 102, 104, 136, 139, 156, 191, 204, 208, 221, 272, 278, 312, 382, 408, 417, 442, 556, 573, 624, 663, 764, 816, 834, 884, 1112, 1146, 1326, 1528, 1668, 1768, 1807, 2224, 2292, 2363, 2483, 2652, 3056, 3247, 3336, 3536, 3614, 4584, 4726, 4966, 5304, 5421, 6494, 6672, 7089, 7228, 7449, 9168, 9452, 9741, 9932, 10608, 10842, 12988, 14178, 14456, 14898, 18904, 19482, 19864, 21684, 25976, 26549, 28356, 28912, 29796, 30719, 37808, 38964, 39728, 42211, 43368, 51952, 53098, 56712, 59592, 61438, 77928, 79647, 84422, 86736, 92157, 106196, 113424, 119184, 122876, 126633, 155856, 159294, 168844, 184314, 212392, 245752, 253266, 318588, 337688, 345137, 368628, 424784, 451333, 491504, 506532, 637176, 675376, 690274, 737256, 902666, 1013064, 1035411, 1274352, 1353999, 1380548, 1474512, 1805332, 2026128, 2070822, 2707998, 2761096, 3610664, 4141644, 5415996, 5522192, 5867329, 7221328, 8283288, 10831992, 11734658, 16566576, 17601987, 21663984, 23469316, 35203974, 46938632, 70407948, 93877264, 140815896, 281631792]

約数ペア:

[(1, 281631792), (2, 140815896), (3, 93877264), (4, 70407948), (6, 46938632), (8, 35203974), (12, 23469316), (13, 21663984), (16, 17601987), (17, 16566576), (24, 11734658), (26, 10831992), (34, 8283288), (39, 7221328), (48, 5867329), (51, 5522192), (52, 5415996), (68, 4141644), (78, 3610664), (102, 2761096), (104, 2707998), (136, 2070822), (139, 2026128), (156, 1805332), (191, 1474512), (204, 1380548), (208, 1353999), (221, 1274352), (272, 1035411), (278, 1013064), (312, 902666), (382, 737256), (408, 690274), (417, 675376), (442, 637176), (556, 506532), (573, 491504), (624, 451333), (663, 424784), (764, 368628), (816, 345137), (834, 337688), (884, 318588), (1112, 253266), (1146, 245752), (1326, 212392), (1528, 184314), (1668, 168844), (1768, 159294), (1807, 155856), (2224, 126633), (2292, 122876), (2363, 119184), (2483, 113424), (2652, 106196), (3056, 92157), (3247, 86736), (3336, 84422), (3536, 79647), (3614, 77928), (4584, 61438), (4726, 59592), (4966, 56712), (5304, 53098), (5421, 51952), (6494, 43368), (6672, 42211), (7089, 39728), (7228, 38964), (7449, 37808), (9168, 30719), (9452, 29796), (9741, 28912), (9932, 28356), (10608, 26549), (10842, 25976), (12988, 21684), (14178, 19864), (14456, 19482), (14898, 18904)]