4422420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 13628160

約数和(自身を除く): 9205740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 311, 316, 395, 474, 622, 711, 790, 933, 948, 1185, 1244, 1422, 1555, 1580, 1866, 2370, 2799, 2844, 3110, 3555, 3732, 4665, 4740, 5598, 6220, 7110, 9330, 11196, 13995, 14220, 18660, 24569, 27990, 49138, 55980, 73707, 98276, 122845, 147414, 221121, 245690, 294828, 368535, 442242, 491380, 737070, 884484, 1105605, 1474140, 2211210, 4422420]

約数ペア:

[(1, 4422420), (2, 2211210), (3, 1474140), (4, 1105605), (5, 884484), (6, 737070), (9, 491380), (10, 442242), (12, 368535), (15, 294828), (18, 245690), (20, 221121), (30, 147414), (36, 122845), (45, 98276), (60, 73707), (79, 55980), (90, 49138), (158, 27990), (180, 24569), (237, 18660), (311, 14220), (316, 13995), (395, 11196), (474, 9330), (622, 7110), (711, 6220), (790, 5598), (933, 4740), (948, 4665), (1185, 3732), (1244, 3555), (1422, 3110), (1555, 2844), (1580, 2799), (1866, 2370)]