201621840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2791}}^1$

素因数の和:2857

約数の個数: 160

約数和(自身を含む): 731191296

約数和(自身を除く): 529569456

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 43, 48, 56, 60, 70, 80, 84, 86, 105, 112, 120, 129, 140, 168, 172, 210, 215, 240, 258, 280, 301, 336, 344, 420, 430, 516, 560, 602, 645, 688, 840, 860, 903, 1032, 1204, 1290, 1505, 1680, 1720, 1806, 2064, 2408, 2580, 2791, 3010, 3440, 3612, 4515, 4816, 5160, 5582, 6020, 7224, 8373, 9030, 10320, 11164, 12040, 13955, 14448, 16746, 18060, 19537, 22328, 24080, 27910, 33492, 36120, 39074, 41865, 44656, 55820, 58611, 66984, 72240, 78148, 83730, 97685, 111640, 117222, 120013, 133968, 156296, 167460, 195370, 223280, 234444, 240026, 293055, 312592, 334920, 360039, 390740, 468888, 480052, 586110, 600065, 669840, 720078, 781480, 840091, 937776, 960104, 1172220, 1200130, 1440156, 1562960, 1680182, 1800195, 1920208, 2344440, 2400260, 2520273, 2880312, 3360364, 3600390, 4200455, 4688880, 4800520, 5040546, 5760624, 6720728, 7200780, 8400910, 9601040, 10081092, 12601365, 13441456, 14401560, 16801820, 20162184, 25202730, 28803120, 33603640, 40324368, 50405460, 67207280, 100810920, 201621840]

約数ペア:

[(1, 201621840), (2, 100810920), (3, 67207280), (4, 50405460), (5, 40324368), (6, 33603640), (7, 28803120), (8, 25202730), (10, 20162184), (12, 16801820), (14, 14401560), (15, 13441456), (16, 12601365), (20, 10081092), (21, 9601040), (24, 8400910), (28, 7200780), (30, 6720728), (35, 5760624), (40, 5040546), (42, 4800520), (43, 4688880), (48, 4200455), (56, 3600390), (60, 3360364), (70, 2880312), (80, 2520273), (84, 2400260), (86, 2344440), (105, 1920208), (112, 1800195), (120, 1680182), (129, 1562960), (140, 1440156), (168, 1200130), (172, 1172220), (210, 960104), (215, 937776), (240, 840091), (258, 781480), (280, 720078), (301, 669840), (336, 600065), (344, 586110), (420, 480052), (430, 468888), (516, 390740), (560, 360039), (602, 334920), (645, 312592), (688, 293055), (840, 240026), (860, 234444), (903, 223280), (1032, 195370), (1204, 167460), (1290, 156296), (1505, 133968), (1680, 120013), (1720, 117222), (1806, 111640), (2064, 97685), (2408, 83730), (2580, 78148), (2791, 72240), (3010, 66984), (3440, 58611), (3612, 55820), (4515, 44656), (4816, 41865), (5160, 39074), (5582, 36120), (6020, 33492), (7224, 27910), (8373, 24080), (9030, 22328), (10320, 19537), (11164, 18060), (12040, 16746), (13955, 14448)]