66397440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17291}}^1$

素因数の和:17315

約数の個数: 72

約数和(自身を含む): 212069088

約数和(自身を除く): 145671648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 17291, 34582, 51873, 69164, 86455, 103746, 138328, 172910, 207492, 259365, 276656, 345820, 414984, 518730, 553312, 691640, 829968, 1037460, 1106624, 1383280, 1659936, 2074920, 2213248, 2766560, 3319872, 4149840, 4426496, 5533120, 6639744, 8299680, 11066240, 13279488, 16599360, 22132480, 33198720, 66397440]

約数ペア:

[(1, 66397440), (2, 33198720), (3, 22132480), (4, 16599360), (5, 13279488), (6, 11066240), (8, 8299680), (10, 6639744), (12, 5533120), (15, 4426496), (16, 4149840), (20, 3319872), (24, 2766560), (30, 2213248), (32, 2074920), (40, 1659936), (48, 1383280), (60, 1106624), (64, 1037460), (80, 829968), (96, 691640), (120, 553312), (128, 518730), (160, 414984), (192, 345820), (240, 276656), (256, 259365), (320, 207492), (384, 172910), (480, 138328), (640, 103746), (768, 86455), (960, 69164), (1280, 51873), (1920, 34582), (3840, 17291)]