308314880

素因数分解:

$2^8\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3049}}^1$

素因数の和:3149

約数の個数: 72

約数和(自身を含む): 748104000

約数和(自身を除く): 439789120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 316, 320, 395, 632, 640, 790, 1264, 1280, 1580, 2528, 3049, 3160, 5056, 6098, 6320, 10112, 12196, 12640, 15245, 20224, 24392, 25280, 30490, 48784, 50560, 60980, 97568, 101120, 121960, 195136, 240871, 243920, 390272, 481742, 487840, 780544, 963484, 975680, 1204355, 1926968, 1951360, 2408710, 3853936, 3902720, 4817420, 7707872, 9634840, 15415744, 19269680, 30831488, 38539360, 61662976, 77078720, 154157440, 308314880]

約数ペア:

[(1, 308314880), (2, 154157440), (4, 77078720), (5, 61662976), (8, 38539360), (10, 30831488), (16, 19269680), (20, 15415744), (32, 9634840), (40, 7707872), (64, 4817420), (79, 3902720), (80, 3853936), (128, 2408710), (158, 1951360), (160, 1926968), (256, 1204355), (316, 975680), (320, 963484), (395, 780544), (632, 487840), (640, 481742), (790, 390272), (1264, 243920), (1280, 240871), (1580, 195136), (2528, 121960), (3049, 101120), (3160, 97568), (5056, 60980), (6098, 50560), (6320, 48784), (10112, 30490), (12196, 25280), (12640, 24392), (15245, 20224)]