1657980720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19031}}^1$

素因数の和:19072

約数の個数: 180

約数和(自身を含む): 6120577008

約数和(自身を除く): 4462596288

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 121, 132, 144, 165, 176, 180, 198, 220, 240, 242, 264, 330, 360, 363, 396, 440, 484, 495, 528, 605, 660, 720, 726, 792, 880, 968, 990, 1089, 1210, 1320, 1452, 1584, 1815, 1936, 1980, 2178, 2420, 2640, 2904, 3630, 3960, 4356, 4840, 5445, 5808, 7260, 7920, 8712, 9680, 10890, 14520, 17424, 19031, 21780, 29040, 38062, 43560, 57093, 76124, 87120, 95155, 114186, 152248, 171279, 190310, 209341, 228372, 285465, 304496, 342558, 380620, 418682, 456744, 570930, 628023, 685116, 761240, 837364, 856395, 913488, 1046705, 1141860, 1256046, 1370232, 1522480, 1674728, 1712790, 1884069, 2093410, 2283720, 2302751, 2512092, 2740464, 3140115, 3349456, 3425580, 3768138, 4186820, 4567440, 4605502, 5024184, 6280230, 6851160, 6908253, 7536276, 8373640, 9211004, 9420345, 10048368, 11513755, 12560460, 13702320, 13816506, 15072552, 16747280, 18422008, 18840690, 20724759, 23027510, 25120920, 27633012, 30145104, 34541265, 36844016, 37681380, 41449518, 46055020, 50241840, 55266024, 69082530, 75362760, 82899036, 92110040, 103623795, 110532048, 138165060, 150725520, 165798072, 184220080, 207247590, 276330120, 331596144, 414495180, 552660240, 828990360, 1657980720]

約数ペア:

[(1, 1657980720), (2, 828990360), (3, 552660240), (4, 414495180), (5, 331596144), (6, 276330120), (8, 207247590), (9, 184220080), (10, 165798072), (11, 150725520), (12, 138165060), (15, 110532048), (16, 103623795), (18, 92110040), (20, 82899036), (22, 75362760), (24, 69082530), (30, 55266024), (33, 50241840), (36, 46055020), (40, 41449518), (44, 37681380), (45, 36844016), (48, 34541265), (55, 30145104), (60, 27633012), (66, 25120920), (72, 23027510), (80, 20724759), (88, 18840690), (90, 18422008), (99, 16747280), (110, 15072552), (120, 13816506), (121, 13702320), (132, 12560460), (144, 11513755), (165, 10048368), (176, 9420345), (180, 9211004), (198, 8373640), (220, 7536276), (240, 6908253), (242, 6851160), (264, 6280230), (330, 5024184), (360, 4605502), (363, 4567440), (396, 4186820), (440, 3768138), (484, 3425580), (495, 3349456), (528, 3140115), (605, 2740464), (660, 2512092), (720, 2302751), (726, 2283720), (792, 2093410), (880, 1884069), (968, 1712790), (990, 1674728), (1089, 1522480), (1210, 1370232), (1320, 1256046), (1452, 1141860), (1584, 1046705), (1815, 913488), (1936, 856395), (1980, 837364), (2178, 761240), (2420, 685116), (2640, 628023), (2904, 570930), (3630, 456744), (3960, 418682), (4356, 380620), (4840, 342558), (5445, 304496), (5808, 285465), (7260, 228372), (7920, 209341), (8712, 190310), (9680, 171279), (10890, 152248), (14520, 114186), (17424, 95155), (19031, 87120), (21780, 76124), (29040, 57093), (38062, 43560)]