20112864480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{450557}}^1$

素因数の和:450609

約数の個数: 144

約数和(自身を含む): 70849344384

約数和(自身を除く): 50736479904

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5580, 7440, 8928, 11160, 14880, 22320, 44640, 450557, 901114, 1351671, 1802228, 2252785, 2703342, 3604456, 4055013, 4505570, 5406684, 6758355, 7208912, 8110026, 9011140, 10813368, 13516710, 13967267, 14417824, 16220052, 18022280, 20275065, 21626736, 27033420, 27934534, 32440104, 36044560, 40550130, 41901801, 43253472, 54066840, 55869068, 64880208, 69836335, 72089120, 81100260, 83803602, 108133680, 111738136, 125705403, 129760416, 139672670, 162200520, 167607204, 209509005, 216267360, 223476272, 251410806, 279345340, 324401040, 335214408, 419018010, 446952544, 502821612, 558690680, 628527015, 648802080, 670428816, 838036020, 1005643224, 1117381360, 1257054030, 1340857632, 1676072040, 2011286448, 2234762720, 2514108060, 3352144080, 4022572896, 5028216120, 6704288160, 10056432240, 20112864480]

約数ペア:

[(1, 20112864480), (2, 10056432240), (3, 6704288160), (4, 5028216120), (5, 4022572896), (6, 3352144080), (8, 2514108060), (9, 2234762720), (10, 2011286448), (12, 1676072040), (15, 1340857632), (16, 1257054030), (18, 1117381360), (20, 1005643224), (24, 838036020), (30, 670428816), (31, 648802080), (32, 628527015), (36, 558690680), (40, 502821612), (45, 446952544), (48, 419018010), (60, 335214408), (62, 324401040), (72, 279345340), (80, 251410806), (90, 223476272), (93, 216267360), (96, 209509005), (120, 167607204), (124, 162200520), (144, 139672670), (155, 129760416), (160, 125705403), (180, 111738136), (186, 108133680), (240, 83803602), (248, 81100260), (279, 72089120), (288, 69836335), (310, 64880208), (360, 55869068), (372, 54066840), (465, 43253472), (480, 41901801), (496, 40550130), (558, 36044560), (620, 32440104), (720, 27934534), (744, 27033420), (930, 21626736), (992, 20275065), (1116, 18022280), (1240, 16220052), (1395, 14417824), (1440, 13967267), (1488, 13516710), (1860, 10813368), (2232, 9011140), (2480, 8110026), (2790, 7208912), (2976, 6758355), (3720, 5406684), (4464, 4505570), (4960, 4055013), (5580, 3604456), (7440, 2703342), (8928, 2252785), (11160, 1802228), (14880, 1351671), (22320, 901114), (44640, 450557)]