428438296

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{857}}^1$

素因数の和:929

約数の個数: 128

約数和(自身を含む): 1037836800

約数和(自身を除く): 609398504

約数列:

[1, 2, 4, 8, 11, 13, 19, 22, 23, 26, 38, 44, 46, 52, 76, 88, 92, 104, 143, 152, 184, 209, 247, 253, 286, 299, 418, 437, 494, 506, 572, 598, 836, 857, 874, 988, 1012, 1144, 1196, 1672, 1714, 1748, 1976, 2024, 2392, 2717, 3289, 3428, 3496, 4807, 5434, 5681, 6578, 6856, 9427, 9614, 10868, 11141, 11362, 13156, 16283, 18854, 19228, 19711, 21736, 22282, 22724, 26312, 32566, 37708, 38456, 39422, 44564, 45448, 62491, 65132, 75416, 78844, 89128, 122551, 124982, 130264, 157688, 179113, 211679, 216821, 245102, 249964, 256243, 358226, 374509, 423358, 433642, 490204, 499928, 512486, 716452, 749018, 846716, 867284, 980408, 1024972, 1432904, 1498036, 1693432, 1734568, 2049944, 2328469, 2818673, 2996072, 4119599, 4656938, 4868617, 5637346, 8239198, 9313876, 9737234, 11274692, 16478396, 18627752, 19474468, 22549384, 32956792, 38948936, 53554787, 107109574, 214219148, 428438296]

約数ペア:

[(1, 428438296), (2, 214219148), (4, 107109574), (8, 53554787), (11, 38948936), (13, 32956792), (19, 22549384), (22, 19474468), (23, 18627752), (26, 16478396), (38, 11274692), (44, 9737234), (46, 9313876), (52, 8239198), (76, 5637346), (88, 4868617), (92, 4656938), (104, 4119599), (143, 2996072), (152, 2818673), (184, 2328469), (209, 2049944), (247, 1734568), (253, 1693432), (286, 1498036), (299, 1432904), (418, 1024972), (437, 980408), (494, 867284), (506, 846716), (572, 749018), (598, 716452), (836, 512486), (857, 499928), (874, 490204), (988, 433642), (1012, 423358), (1144, 374509), (1196, 358226), (1672, 256243), (1714, 249964), (1748, 245102), (1976, 216821), (2024, 211679), (2392, 179113), (2717, 157688), (3289, 130264), (3428, 124982), (3496, 122551), (4807, 89128), (5434, 78844), (5681, 75416), (6578, 65132), (6856, 62491), (9427, 45448), (9614, 44564), (10868, 39422), (11141, 38456), (11362, 37708), (13156, 32566), (16283, 26312), (18854, 22724), (19228, 22282), (19711, 21736)]