213992880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:435

約数の個数: 160

約数和(自身を含む): 690812928

約数和(自身を除く): 476820048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 61, 80, 94, 120, 122, 141, 183, 188, 235, 240, 244, 282, 305, 311, 366, 376, 470, 488, 564, 610, 622, 705, 732, 752, 915, 933, 940, 976, 1128, 1220, 1244, 1410, 1464, 1555, 1830, 1866, 1880, 2256, 2440, 2488, 2820, 2867, 2928, 3110, 3660, 3732, 3760, 4665, 4880, 4976, 5640, 5734, 6220, 7320, 7464, 8601, 9330, 11280, 11468, 12440, 14335, 14617, 14640, 14928, 17202, 18660, 18971, 22936, 24880, 28670, 29234, 34404, 37320, 37942, 43005, 43851, 45872, 56913, 57340, 58468, 68808, 73085, 74640, 75884, 86010, 87702, 94855, 113826, 114680, 116936, 137616, 146170, 151768, 172020, 175404, 189710, 219255, 227652, 229360, 233872, 284565, 292340, 303536, 344040, 350808, 379420, 438510, 455304, 569130, 584680, 688080, 701616, 758840, 877020, 891637, 910608, 1138260, 1169360, 1517680, 1754040, 1783274, 2276520, 2674911, 3508080, 3566548, 4458185, 4553040, 5349822, 7133096, 8916370, 10699644, 13374555, 14266192, 17832740, 21399288, 26749110, 35665480, 42798576, 53498220, 71330960, 106996440, 213992880]

約数ペア:

[(1, 213992880), (2, 106996440), (3, 71330960), (4, 53498220), (5, 42798576), (6, 35665480), (8, 26749110), (10, 21399288), (12, 17832740), (15, 14266192), (16, 13374555), (20, 10699644), (24, 8916370), (30, 7133096), (40, 5349822), (47, 4553040), (48, 4458185), (60, 3566548), (61, 3508080), (80, 2674911), (94, 2276520), (120, 1783274), (122, 1754040), (141, 1517680), (183, 1169360), (188, 1138260), (235, 910608), (240, 891637), (244, 877020), (282, 758840), (305, 701616), (311, 688080), (366, 584680), (376, 569130), (470, 455304), (488, 438510), (564, 379420), (610, 350808), (622, 344040), (705, 303536), (732, 292340), (752, 284565), (915, 233872), (933, 229360), (940, 227652), (976, 219255), (1128, 189710), (1220, 175404), (1244, 172020), (1410, 151768), (1464, 146170), (1555, 137616), (1830, 116936), (1866, 114680), (1880, 113826), (2256, 94855), (2440, 87702), (2488, 86010), (2820, 75884), (2867, 74640), (2928, 73085), (3110, 68808), (3660, 58468), (3732, 57340), (3760, 56913), (4665, 45872), (4880, 43851), (4976, 43005), (5640, 37942), (5734, 37320), (6220, 34404), (7320, 29234), (7464, 28670), (8601, 24880), (9330, 22936), (11280, 18971), (11468, 18660), (12440, 17202), (14335, 14928), (14617, 14640)]