71816520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9811}}^1$

素因数の和:9886

約数の個数: 64

約数和(自身を含む): 219003840

約数和(自身を除く): 147187320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 9811, 19622, 29433, 39244, 49055, 58866, 78488, 98110, 117732, 147165, 196220, 235464, 294330, 392440, 588660, 598471, 1177320, 1196942, 1795413, 2393884, 2992355, 3590826, 4787768, 5984710, 7181652, 8977065, 11969420, 14363304, 17954130, 23938840, 35908260, 71816520]

約数ペア:

[(1, 71816520), (2, 35908260), (3, 23938840), (4, 17954130), (5, 14363304), (6, 11969420), (8, 8977065), (10, 7181652), (12, 5984710), (15, 4787768), (20, 3590826), (24, 2992355), (30, 2393884), (40, 1795413), (60, 1196942), (61, 1177320), (120, 598471), (122, 588660), (183, 392440), (244, 294330), (305, 235464), (366, 196220), (488, 147165), (610, 117732), (732, 98110), (915, 78488), (1220, 58866), (1464, 49055), (1830, 39244), (2440, 29433), (3660, 19622), (7320, 9811)]