221008920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:558

約数の個数: 192

約数和(自身を含む): 753822720

約数和(自身を除く): 532813800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 121, 124, 132, 155, 165, 186, 220, 242, 248, 264, 310, 330, 341, 363, 372, 440, 465, 484, 491, 605, 620, 660, 682, 726, 744, 930, 968, 982, 1023, 1210, 1240, 1320, 1364, 1452, 1473, 1705, 1815, 1860, 1964, 2046, 2420, 2455, 2728, 2904, 2946, 3410, 3630, 3720, 3751, 3928, 4092, 4840, 4910, 5115, 5401, 5892, 6820, 7260, 7365, 7502, 8184, 9820, 10230, 10802, 11253, 11784, 13640, 14520, 14730, 15004, 15221, 16203, 18755, 19640, 20460, 21604, 22506, 27005, 29460, 30008, 30442, 32406, 37510, 40920, 43208, 45012, 45663, 54010, 56265, 58920, 59411, 60884, 64812, 75020, 76105, 81015, 90024, 91326, 108020, 112530, 118822, 121768, 129624, 150040, 152210, 162030, 167431, 178233, 182652, 216040, 225060, 228315, 237644, 297055, 304420, 324060, 334862, 356466, 365304, 450120, 456630, 475288, 502293, 594110, 608840, 648120, 669724, 712932, 837155, 891165, 913260, 1004586, 1188220, 1339448, 1425864, 1674310, 1782330, 1826520, 1841741, 2009172, 2376440, 2511465, 3348620, 3564660, 3683482, 4018344, 5022930, 5525223, 6697240, 7129320, 7366964, 9208705, 10045860, 11050446, 14733928, 18417410, 20091720, 22100892, 27626115, 36834820, 44201784, 55252230, 73669640, 110504460, 221008920]

約数ペア:

[(1, 221008920), (2, 110504460), (3, 73669640), (4, 55252230), (5, 44201784), (6, 36834820), (8, 27626115), (10, 22100892), (11, 20091720), (12, 18417410), (15, 14733928), (20, 11050446), (22, 10045860), (24, 9208705), (30, 7366964), (31, 7129320), (33, 6697240), (40, 5525223), (44, 5022930), (55, 4018344), (60, 3683482), (62, 3564660), (66, 3348620), (88, 2511465), (93, 2376440), (110, 2009172), (120, 1841741), (121, 1826520), (124, 1782330), (132, 1674310), (155, 1425864), (165, 1339448), (186, 1188220), (220, 1004586), (242, 913260), (248, 891165), (264, 837155), (310, 712932), (330, 669724), (341, 648120), (363, 608840), (372, 594110), (440, 502293), (465, 475288), (484, 456630), (491, 450120), (605, 365304), (620, 356466), (660, 334862), (682, 324060), (726, 304420), (744, 297055), (930, 237644), (968, 228315), (982, 225060), (1023, 216040), (1210, 182652), (1240, 178233), (1320, 167431), (1364, 162030), (1452, 152210), (1473, 150040), (1705, 129624), (1815, 121768), (1860, 118822), (1964, 112530), (2046, 108020), (2420, 91326), (2455, 90024), (2728, 81015), (2904, 76105), (2946, 75020), (3410, 64812), (3630, 60884), (3720, 59411), (3751, 58920), (3928, 56265), (4092, 54010), (4840, 45663), (4910, 45012), (5115, 43208), (5401, 40920), (5892, 37510), (6820, 32406), (7260, 30442), (7365, 30008), (7502, 29460), (8184, 27005), (9820, 22506), (10230, 21604), (10802, 20460), (11253, 19640), (11784, 18755), (13640, 16203), (14520, 15221), (14730, 15004)]