324880520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{1951}}^1$

素因数の和:2166

約数の個数: 64

約数和(自身を含む): 767370240

約数和(自身を除く): 442489720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 181, 184, 230, 362, 460, 724, 905, 920, 1448, 1810, 1951, 3620, 3902, 4163, 7240, 7804, 8326, 9755, 15608, 16652, 19510, 20815, 33304, 39020, 41630, 44873, 78040, 83260, 89746, 166520, 179492, 224365, 353131, 358984, 448730, 706262, 897460, 1412524, 1765655, 1794920, 2825048, 3531310, 7062620, 8122013, 14125240, 16244026, 32488052, 40610065, 64976104, 81220130, 162440260, 324880520]

約数ペア:

[(1, 324880520), (2, 162440260), (4, 81220130), (5, 64976104), (8, 40610065), (10, 32488052), (20, 16244026), (23, 14125240), (40, 8122013), (46, 7062620), (92, 3531310), (115, 2825048), (181, 1794920), (184, 1765655), (230, 1412524), (362, 897460), (460, 706262), (724, 448730), (905, 358984), (920, 353131), (1448, 224365), (1810, 179492), (1951, 166520), (3620, 89746), (3902, 83260), (4163, 78040), (7240, 44873), (7804, 41630), (8326, 39020), (9755, 33304), (15608, 20815), (16652, 19510)]