1898648640

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{31393}}^1$

素因数の和:31426

約数の個数: 224

約数和(自身を含む): 7655112960

約数和(自身を除く): 5756464320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1080, 1120, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 2016, 2160, 2240, 2520, 2880, 3024, 3360, 3780, 4032, 4320, 5040, 6048, 6720, 7560, 8640, 10080, 12096, 15120, 20160, 30240, 31393, 60480, 62786, 94179, 125572, 156965, 188358, 219751, 251144, 282537, 313930, 376716, 439502, 470895, 502288, 565074, 627860, 659253, 753432, 847611, 879004, 941790, 1004576, 1098755, 1130148, 1255720, 1318506, 1412685, 1506864, 1695222, 1758008, 1883580, 1977759, 2009152, 2197510, 2260296, 2511440, 2637012, 2825370, 3013728, 3296265, 3390444, 3516016, 3767160, 3955518, 4238055, 4395020, 4520592, 5022880, 5274024, 5650740, 5933277, 6027456, 6592530, 6780888, 7032032, 7534320, 7911036, 8476110, 8790040, 9041184, 9888795, 10045760, 10548048, 11301480, 11866554, 13185060, 13561776, 14064064, 15068640, 15822072, 16952220, 17580080, 18082368, 19777590, 21096096, 22602960, 23733108, 26370120, 27123552, 29666385, 30137280, 31644144, 33904440, 35160160, 39555180, 42192192, 45205920, 47466216, 52740240, 54247104, 59332770, 63288288, 67808880, 70320320, 79110360, 90411840, 94932432, 105480480, 118665540, 126576576, 135617760, 158220720, 189864864, 210960960, 237331080, 271235520, 316441440, 379729728, 474662160, 632882880, 949324320, 1898648640]

約数ペア:

[(1, 1898648640), (2, 949324320), (3, 632882880), (4, 474662160), (5, 379729728), (6, 316441440), (7, 271235520), (8, 237331080), (9, 210960960), (10, 189864864), (12, 158220720), (14, 135617760), (15, 126576576), (16, 118665540), (18, 105480480), (20, 94932432), (21, 90411840), (24, 79110360), (27, 70320320), (28, 67808880), (30, 63288288), (32, 59332770), (35, 54247104), (36, 52740240), (40, 47466216), (42, 45205920), (45, 42192192), (48, 39555180), (54, 35160160), (56, 33904440), (60, 31644144), (63, 30137280), (64, 29666385), (70, 27123552), (72, 26370120), (80, 23733108), (84, 22602960), (90, 21096096), (96, 19777590), (105, 18082368), (108, 17580080), (112, 16952220), (120, 15822072), (126, 15068640), (135, 14064064), (140, 13561776), (144, 13185060), (160, 11866554), (168, 11301480), (180, 10548048), (189, 10045760), (192, 9888795), (210, 9041184), (216, 8790040), (224, 8476110), (240, 7911036), (252, 7534320), (270, 7032032), (280, 6780888), (288, 6592530), (315, 6027456), (320, 5933277), (336, 5650740), (360, 5274024), (378, 5022880), (420, 4520592), (432, 4395020), (448, 4238055), (480, 3955518), (504, 3767160), (540, 3516016), (560, 3390444), (576, 3296265), (630, 3013728), (672, 2825370), (720, 2637012), (756, 2511440), (840, 2260296), (864, 2197510), (945, 2009152), (960, 1977759), (1008, 1883580), (1080, 1758008), (1120, 1695222), (1260, 1506864), (1344, 1412685), (1440, 1318506), (1512, 1255720), (1680, 1130148), (1728, 1098755), (1890, 1004576), (2016, 941790), (2160, 879004), (2240, 847611), (2520, 753432), (2880, 659253), (3024, 627860), (3360, 565074), (3780, 502288), (4032, 470895), (4320, 439502), (5040, 376716), (6048, 313930), (6720, 282537), (7560, 251144), (8640, 219751), (10080, 188358), (12096, 156965), (15120, 125572), (20160, 94179), (30240, 62786), (31393, 60480)]